:root {
  --grait-blue: #1e88e5;
  --grait-cyan: #17c3c3;
  --grait-navy: #0b3157;
  --grait-gray: #8a8d91;
  --grait-gradient: linear-gradient(90deg, var(--grait-blue) 0%, var(--grait-cyan) 100%);

  --bg: #0b0f14;
  --panel: #131a22;
  --panel-alt: #1a2129;
  --border: #23303c;
  --text: #e6edf3;
  --muted: #8b98a5;
  --accent: var(--grait-blue);
  --accent-2: var(--grait-cyan);
  --shadow: 0 1px 2px rgba(0,0,0,0.4);
}

:root[data-theme="light"] {
  --bg: #f5f7fa;
  --panel: #ffffff;
  --panel-alt: #f0f3f7;
  --border: #e1e6ec;
  --text: #0b3157;
  --muted: #64707d;
  --accent: var(--grait-blue);
  --accent-2: var(--grait-cyan);
  --shadow: 0 1px 3px rgba(11,49,87,0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  transition: background 0.15s ease, color 0.15s ease;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand img.logo {
  height: 34px;
  width: auto;
  display: block;
}

.brand .title-group h1 {
  margin: 0;
  font-size: 19px;
  background: var(--grait-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.badge {
  display: inline-block;
  margin-top: 2px;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* ---------- Searchable user filter ---------- */
.user-filter {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.user-filter input#userSearchInput {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 24px 6px 10px;
  font-size: 13px;
  width: 190px;
  outline: none;
}
.user-filter input#userSearchInput:focus {
  border-color: var(--accent);
}
.user-filter input#userSearchInput::placeholder {
  color: var(--muted);
}
.user-clear {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 16px;
  line-height: 1;
  padding: 2px 4px;
  cursor: pointer;
}
.user-clear:hover { color: var(--text); }
.user-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 30;
  min-width: 260px;
  max-width: 340px;
  max-height: 320px;
  overflow-y: auto;
  margin: 0;
  padding: 4px;
  list-style: none;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
.user-dropdown li {
  padding: 7px 10px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.user-dropdown li:hover,
.user-dropdown li.active {
  background: var(--panel-alt);
}
.user-dropdown li.selected {
  outline: 1px solid var(--accent);
}
.user-dropdown li .u-name {
  color: var(--text);
  font-size: 13px;
}
.user-dropdown li .u-email {
  color: var(--muted);
  font-size: 11px;
}
.user-dropdown li.all-users .u-name { font-weight: 600; }
.user-dropdown li.empty {
  color: var(--muted);
  cursor: default;
  font-size: 12px;
}
.user-dropdown li.empty:hover { background: transparent; }

select, button {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
}

button {
  cursor: pointer;
}

button#refreshBtn {
  background: var(--grait-gradient);
  border: none;
  color: white;
  font-weight: 600;
}

button#themeToggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
}

button.logout-btn {
  color: var(--muted);
}
button.logout-btn:hover {
  color: var(--text);
  border-color: var(--accent);
}

.auto-refresh {
  font-size: 12px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.last-updated {
  font-size: 12px;
  color: var(--muted);
}

/* ---------- Custom date range (main filter) ---------- */
.custom-range {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.custom-range input[type="date"] {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 8px;
  font-size: 13px;
  color-scheme: dark;
}
:root[data-theme="light"] .custom-range input[type="date"] { color-scheme: light; }
.custom-range-sep { color: var(--muted); font-size: 13px; }
#customApplyBtn {
  background: var(--grait-gradient);
  border: none;
  color: white;
  font-weight: 600;
}

.tabs {
  display: flex;
  gap: 4px;
  padding: 0 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 65px;
  z-index: 9;
}

/* ---------- Instant filter bar (client-side, no reload) ---------- */
.instant-filters {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 10px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--panel-alt, var(--panel));
}
.instant-filters-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.instant-clear {
  color: var(--muted);
  font-size: 12px;
  padding: 5px 10px;
}
.instant-clear:hover { color: var(--text); border-color: var(--accent); }
.instant-scope {
  font-size: 12px;
  color: var(--muted);
}
.instant-scope strong { color: var(--text); font-weight: 600; }

.tab-btn {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 12px 16px;
  font-size: 14px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.tab-btn:hover { color: var(--text); }

.tab-btn.active {
  color: var(--text);
  border-image: var(--grait-gradient) 1;
  border-bottom: 2px solid;
  border-bottom-color: var(--grait-cyan);
  font-weight: 600;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.section-title {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 28px 0 12px 0;
}

.section-title:first-child { margin-top: 0; }

.full-width { margin-top: 18px; }

main {
  padding: 24px;
  max-width: 1400px;
  margin: 0 auto;
  transition: opacity 0.15s ease;
}

main.loading {
  opacity: 0.45;
  pointer-events: none;
}

.spinner {
  display: inline-block;
  width: 11px;
  height: 11px;
  border: 2px solid var(--muted);
  border-top-color: var(--grait-blue);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 4px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

select:disabled, button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.env-banner {
  background: var(--panel-alt);
  border: 1px solid #f59e0b;
  color: var(--text);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 13px;
  margin-bottom: 20px;
}

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-top: 3px solid transparent;
  border-image: var(--grait-gradient) 1;
  border-radius: 10px;
  padding: 16px;
  box-shadow: var(--shadow);
}

.kpi-card .label {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.kpi-card .value {
  font-size: 26px;
  font-weight: 700;
  margin-top: 6px;
  color: var(--text);
}

.kpis-highlight {
  grid-template-columns: minmax(220px, 320px);
}

.kpis-highlight .kpi-card .value {
  font-size: 36px;
  background: var(--grait-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

.grid-1 { margin-bottom: 18px; }

@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.mini-table {
  margin-top: 14px;
  font-size: 12px;
}

.mini-table th, .mini-table td {
  padding: 6px 4px;
}

.chart-note {
  font-size: 12px;
  color: var(--muted);
  margin: -8px 0 14px 0;
}

.card h2 {
  margin: 0 0 14px 0;
  font-size: 15px;
  color: var(--muted);
  font-weight: 600;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th, td {
  text-align: left;
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
}

th { color: var(--muted); font-weight: 500; }

tbody tr:hover { background: var(--panel-alt); }

/* Clickable metrics (KPI cards + chart titles that open the Metrics Guide) */
.kpi-card.metric-clickable,
.card h2.metric-clickable {
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.1s ease;
}

.kpi-card.metric-clickable:hover {
  border-color: var(--grait-cyan);
  transform: translateY(-1px);
}

.card h2.metric-clickable {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card h2.metric-clickable:hover { color: var(--grait-blue); }

.metric-info-icon {
  font-size: 11px;
  color: var(--grait-cyan);
  opacity: 0.7;
}

/* Metrics Guide tab handle -- fixed to the right edge, always visible */
.metrics-tab-handle {
  position: fixed;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  background: var(--grait-gradient);
  color: white;
  border: none;
  border-radius: 8px 0 0 8px;
  padding: 14px 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  z-index: 60;
  box-shadow: -2px 0 8px rgba(0,0,0,0.15);
}

.metrics-tab-handle.shifted { right: 380px; }

/* Backdrop (mobile only) */
.metrics-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.35);
  z-index: 65;
}

.metrics-backdrop.open { display: block; }

/* Drawer */
.metrics-drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: 380px;
  max-width: 92vw;
  background: var(--panel);
  border-left: 1px solid var(--border);
  box-shadow: -4px 0 16px rgba(0,0,0,0.2);
  transform: translateX(100%);
  transition: transform 0.25s ease;
  z-index: 70;
  display: flex;
  flex-direction: column;
}

.metrics-drawer.open { transform: translateX(0); }

.metrics-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
  flex-shrink: 0;
}

.metrics-close-btn {
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
}

.metrics-close-btn:hover { color: var(--text); }

.metrics-drawer-content {
  overflow-y: auto;
  padding: 18px;
  font-size: 13px;
  color: var(--text);
}

.metrics-drawer-content h3 {
  margin: 0 0 4px 0;
  font-size: 16px;
  background: var(--grait-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.metrics-drawer-content .metric-section {
  color: var(--muted);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}

.metrics-drawer-content .metric-block {
  margin-bottom: 18px;
}

.metrics-drawer-content .metric-block-label {
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 4px;
}

.metrics-drawer-content .metric-formula {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12.5px;
  line-height: 1.5;
  white-space: pre-wrap;
}

.metrics-drawer-content .metric-sql {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-left: 3px solid var(--grait-blue);
  border-radius: 6px;
  padding: 10px 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11.5px;
  line-height: 1.5;
  white-space: pre;
  overflow-x: auto;
  margin: 0;
}

.metrics-drawer-content p {
  line-height: 1.55;
  margin: 0;
}

.metrics-drawer-content .metric-source {
  color: var(--muted);
  font-size: 12px;
}

.metrics-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.metrics-index-group {
  margin-bottom: 16px;
}

.metrics-index-group-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-bottom: 6px;
}

.metrics-index-item {
  display: block;
  width: 100%;
  text-align: left;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  margin-bottom: 6px;
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
}

.metrics-index-item:hover { border-color: var(--grait-cyan); }

.metrics-back-link {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--grait-blue);
  font-size: 12px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

@media (max-width: 640px) {
  .metrics-drawer { width: 100%; max-width: 100%; }
  .metrics-tab-handle.shifted { right: calc(100% - 40px); }
}