:root {
  --bg: #000000;
  --panel: #0b0b0b;
  --border: #2a2a2a;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #ff9f1a;
}
body { font-family: system-ui, sans-serif; margin: 0; background: var(--bg); color: var(--text); }
.page { max-width: 1100px; margin: 0 auto; padding: 24px 16px; }
h1 { margin: 0; }
.sub { color: var(--muted); margin-top: 4px; }
.kpis { display: flex; gap: 12px; flex-wrap: wrap; margin: 16px 0; }
.kpi { background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: 8px; padding: 12px 16px; flex: 1 1 140px; }
.kpi-value { font-size: 24px; font-weight: 600; }
.kpi-label { font-size: 12px; color: var(--muted); }

/* charts */
.dash-graph, .js-plotly-plot, .plotly, .plot-container { background: var(--bg) !important; }
.dash-graph { border: 1px solid var(--border); border-radius: 8px; }

/* dcc.Tabs */
.tab { background: var(--panel) !important; color: var(--muted) !important; border: 1px solid var(--border) !important; }
.tab--selected { background: var(--bg) !important; color: var(--text) !important; border-top: 2px solid var(--accent) !important; }

/* receipt box */
.upload { border: 2px dashed var(--border); border-radius: 8px; padding: 28px; text-align: center; color: var(--muted); cursor: pointer; margin: 12px 0; }
.upload:hover { border-color: var(--accent); color: var(--text); }
.row { display: flex; gap: 12px; flex-wrap: wrap; margin: 12px 0; }
.half { flex: 1 1 420px; }
.btn { background: var(--panel); color: var(--text); border: 1px solid var(--border); border-radius: 6px; padding: 8px 14px; cursor: pointer; }
.btn:hover { border-color: var(--accent); }
.btn-clear:hover { border-color: #f85149; color: #f85149; }

/* progress, notes, currency picker, line-items toggle */
.progress { color: var(--accent); min-height: 20px; margin: 4px 0; font-weight: 600; }
.bar { height: 6px; background: var(--panel); border: 1px solid var(--border); border-radius: 4px; overflow: hidden; margin: 8px 0 2px; }
.bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), #ffc266, var(--accent)); background-size: 200% 100%;
  border-radius: 4px; transition: width .4s; animation: bar-shimmer 1.2s linear infinite; }
@keyframes bar-shimmer { from { background-position: 200% 0; } to { background-position: 0 0; } }
.notes .warn { color: #e0a458; margin: 4px 0; }
.h3 { margin: 20px 0 6px; font-size: 16px; }
.opt { color: var(--muted); align-self: center; font-size: 13px; }
.cur { min-width: 120px; color: var(--text); }
.row { align-items: center; }
/* dropdowns (currency picker and the category cell editor): pure black */
.Select, .Select-control, .Select-menu-outer, .Select-menu, .Select-option, .Select-input > input,
.VirtualizedSelectOption, .Select--single > .Select-control .Select-value, .dash-dropdown, .dash-dropdown * {
  background: #000000 !important; background-color: #000000 !important; color: var(--text) !important; }
.Select-control, .Select-menu-outer { border-color: var(--border) !important; }
.Select-value-label, .Select-placeholder { color: var(--text) !important; }
.Select-option.is-focused, .VirtualizedSelectFocusedOption, .Select-option:hover {
  background: #1f1f1f !important; background-color: #1f1f1f !important; }
.Select-arrow { border-top-color: var(--muted) !important; }

/* hide the DataTable "Toggle Columns" button (the id column stays hidden) */
.show-hide { display: none !important; }

/* Dash 4 dropdown (currency picker): the open list is a popover rendered at the page root */
:root {
  --Dash-Fill-Inverse-Strong: #000000;
  --Dash-Text-Strong: #e6edf3;
  --Dash-Stroke-Strong: #2a2a2a;
  --Dash-Fill-Disabled: #1f1f1f;
}
.dash-dropdown-trigger, .dash-dropdown-content, .dash-dropdown-options, .dash-dropdown-option,
.dash-dropdown-search-container, .dash-options-list-virtualized {
  background: #000000 !important; color: var(--text) !important; border-color: var(--border) !important; }
.dash-dropdown-option:hover, .dash-dropdown-option:focus-within { background: #1f1f1f !important; }
.dash-dropdown-search { color: var(--text) !important; }