:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --card: #ffffff;
  --line: #e4eaf2;
  --text: #1e293b;
  --muted: #64748b;
  --accent: #2563eb;
  --accent-soft: #e8f0ff;
  --shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.12), transparent 25%),
    linear-gradient(180deg, #fafcff 0%, var(--bg) 100%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

.shell {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  padding: 24px 18px;
}

.brand {
  padding: 8px 8px 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}

.brand-kicker,
.hero-kicker {
  font-size: 12px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.brand h1,
.hero h2 {
  margin: 8px 0 6px;
  font-size: 26px;
  line-height: 1.1;
}

.brand p,
.hero p,
.source-line,
.panel-head span {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.source-line {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.dataset-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dataset-item {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  padding: 14px 14px 12px;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.dataset-item:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.dataset-item.active {
  border-color: rgba(37, 99, 235, 0.4);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.14);
}

.dataset-item h4 {
  margin: 0 0 6px;
  font-size: 15px;
}

.dataset-item p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.dataset-item .status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  background: var(--accent-soft);
  color: var(--accent);
}

.dataset-item .status.ok {
  background: #dcfce7;
  color: #166534;
}

.dataset-item .status.warn {
  background: #fef3c7;
  color: #92400e;
}

.dataset-item .status.error {
  background: #fee2e2;
  color: #b91c1c;
}

.dataset-badge {
  display: inline-flex;
  align-items: center;
  margin-top: 8px;
  padding: 4px 8px;
  border-radius: 999px;
  background: #eef2ff;
  color: #4338ca;
  font-size: 11px;
  font-weight: 700;
}

.main {
  padding: 26px;
  min-width: 0;
}

.hero,
.panel,
.toolbar {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(228, 234, 242, 0.8);
  box-shadow: var(--shadow);
  border-radius: 22px;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 24px;
  margin-bottom: 18px;
  min-width: 0;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 12px;
  min-width: 280px;
}

.summary-card {
  border-radius: 16px;
  background: linear-gradient(180deg, #fff, #f7faff);
  border: 1px solid var(--line);
  padding: 12px 14px;
}

.summary-card .label {
  font-size: 12px;
  color: var(--muted);
}

.summary-card .value {
  margin-top: 6px;
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 18px;
  margin-bottom: 18px;
}

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

.validation-banner {
  margin-bottom: 18px;
  border-radius: 18px;
  padding: 14px 18px;
  border: 1px solid transparent;
  box-shadow: var(--shadow);
}

.validation-banner.hidden {
  display: none;
}

.validation-banner.ok {
  background: #f0fdf4;
  border-color: #86efac;
  color: #166534;
}

.validation-banner.warn {
  background: #fffbeb;
  border-color: #fcd34d;
  color: #92400e;
}

.validation-banner.error {
  background: #fef2f2;
  border-color: #fca5a5;
  color: #991b1b;
}

.validation-banner h4 {
  margin: 0 0 6px;
  font-size: 15px;
}

.validation-banner ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.validation-banner li {
  margin: 4px 0;
  line-height: 1.45;
}

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

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

.toolbar select {
  min-width: 180px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
  padding: 10px 12px;
  font-size: 14px;
}

.view-switch {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
}

#period-switch-group,
#view-switch-group {
  display: flex;
}

.view-pill {
  appearance: none;
  border: 1px solid var(--line);
  background: #f8fbff;
  color: #334155;
  border-radius: 999px;
  padding: 9px 14px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.18s ease;
}

.view-pill:hover {
  border-color: rgba(37, 99, 235, 0.35);
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.08);
}

.view-pill.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 18px;
  min-width: 0;
}

.analysis-zone {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(247, 250, 255, 0.94));
  box-shadow: var(--shadow);
}

.analysis-zone-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.section-kicker {
  font-size: 12px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 800;
}

.analysis-zone-head h3 {
  margin: 8px 0 6px;
  font-size: 20px;
}

.analysis-zone-head p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.analysis-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.analysis-tags span {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.08);
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 700;
}

.panel {
  padding: 18px;
  min-width: 0;
  overflow: hidden;
}

.panel-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  margin-bottom: 12px;
}

.panel-head h3 {
  margin: 0;
  font-size: 18px;
}

.panel-head span {
  display: block;
  max-width: 100%;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.panel-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.mini-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border: 1px solid rgba(37, 99, 235, 0.16);
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.06);
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.mini-toggle input {
  margin: 0;
}

.mini-toggle.hidden {
  display: none;
}

.chart {
  width: 100%;
  height: 440px;
  min-width: 0;
}

.tertiary-panel {
  margin-bottom: 18px;
}

.tertiary-panel.hidden {
  display: none;
}

.average-panel {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid rgba(15, 118, 110, 0.14);
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.10), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(246, 253, 251, 0.94));
  box-shadow: var(--shadow);
}

.app-usage-rank-panel {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid rgba(37, 99, 235, 0.14);
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.10), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 251, 255, 0.94));
  box-shadow: var(--shadow);
}

.app-usage-rank-panel.hidden {
  display: none;
}

.app-usage-rank-panel .panel {
  box-shadow: none;
}

.app-usage-rank-chart {
  height: 560px;
}

.call-range-rank-panel {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid rgba(14, 165, 233, 0.16);
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(14, 165, 233, 0.10), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(240, 249, 255, 0.88));
  box-shadow: var(--shadow);
}

.call-range-rank-panel.hidden {
  display: none;
}

.call-range-rank-panel .panel {
  box-shadow: none;
}

.call-range-chart {
  height: 620px;
}

.average-panel.hidden {
  display: none;
}

.weekly-location-panel {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid rgba(245, 158, 11, 0.18);
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(245, 158, 11, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.97), rgba(255, 251, 235, 0.84));
  box-shadow: var(--shadow);
}

.weekly-location-panel.hidden {
  display: none;
}

.weekly-location-cards {
  margin: 12px 0 18px;
}

.weekly-chart-grid {
  margin-bottom: 18px;
}

.weekly-location-chart {
  height: 520px;
}

.weekly-location-baseline-chart {
  height: 820px;
}

.weekly-location-panel-inner {
  margin-bottom: 18px;
}

.alert-list {
  display: grid;
  gap: 10px;
}

.alert-item {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border: 1px solid rgba(245, 158, 11, 0.22);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.74);
}

.alert-item strong {
  color: #92400e;
}

.alert-item span {
  color: var(--muted);
  font-size: 13px;
}

.average-panel .chart-grid {
  margin-bottom: 0;
}

.average-chart {
  height: 620px;
}

.compact-chart {
  height: 420px;
}

.trend-panel {
  margin-bottom: 0;
}

.trend-head {
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.trend-head > div:first-child {
  min-width: 0;
}

.trend-tools {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 12px;
}

.trend-tool {
  display: grid;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
}

.trend-tool select {
  min-width: 140px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 8px 10px;
  background: #fff;
  color: var(--text);
  font: inherit;
}

.trend-tool input[type="date"] {
  min-width: 150px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 8px 10px;
  background: #fff;
  color: var(--text);
  font: inherit;
}

.trend-chart {
  height: 360px;
}

.trend-empty {
  display: none;
  min-height: 120px;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 14px;
  border: 1px dashed var(--line);
  border-radius: 16px;
  background: #fbfdff;
}

.trend-panel.hidden .trend-chart {
  display: none;
}

.trend-panel.hidden .trend-empty {
  display: flex;
}

.table-panel,
.notes-panel {
  margin-bottom: 18px;
}

.table-wrap {
  width: 100%;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
}

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

thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f8fbff;
  text-align: left;
  font-size: 13px;
  color: #334155;
  border-bottom: 1px solid var(--line);
  padding: 14px 12px;
}

tbody td {
  font-size: 13px;
  border-bottom: 1px solid #f1f5f9;
  padding: 12px;
  white-space: nowrap;
}

tbody tr:hover {
  background: #f8fbff;
}

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

.note-item {
  border-left: 4px solid var(--accent);
  background: #f8fbff;
  padding: 12px 14px;
  border-radius: 12px;
  color: #334155;
  font-size: 14px;
}

@media (max-width: 1200px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .chart-grid {
    grid-template-columns: 1fr;
  }

  .summary-cards {
    grid-template-columns: repeat(2, minmax(120px, 1fr));
    min-width: 0;
  }

  .analysis-zone-head {
    flex-direction: column;
  }

  .analysis-tags {
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {
  .main {
    padding: 14px;
  }

  .hero {
    flex-direction: column;
  }

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

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

  .trend-tools {
    justify-content: flex-start;
  }

  .trend-tool select {
    min-width: 100%;
  }

  .analysis-zone {
    padding: 14px;
  }
}