* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

.viz-root {
  color-scheme: light;
  --page-plane:      #f9f9f7;
  --surface-1:       #fcfcfb;
  --text-primary:    #0b0b0b;
  --text-secondary:  #52514e;
  --text-muted:      #898781;
  --gridline:        #e1e0d9;
  --baseline:        #c3c2b7;
  --border:          rgba(11,11,11,0.10);
  --success:         #006300;

  --series-1: #2a78d6; /* blue */
  --series-2: #eb6834; /* orange */
  --series-3: #1baf7a; /* aqua */
  --series-4: #eda100; /* yellow */
  --series-5: #e87ba4; /* magenta */
  --series-6: #008300; /* green */
  --series-7: #4a3aa7; /* violet */
  --series-8: #e34948; /* red */

  background: var(--page-plane);
  color: var(--text-primary);
  min-height: 100vh;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .viz-root {
    color-scheme: dark;
    --page-plane:      #0d0d0d;
    --surface-1:       #1a1a19;
    --text-primary:    #ffffff;
    --text-secondary:  #c3c2b7;
    --text-muted:      #898781;
    --gridline:        #2c2c2a;
    --baseline:        #383835;
    --border:          rgba(255,255,255,0.10);
    --success:         #0ca30c;

    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --series-4: #c98500;
    --series-5: #d55181;
    --series-6: #008300;
    --series-7: #9085e9;
    --series-8: #e66767;
  }
}

:root[data-theme="dark"] .viz-root {
  color-scheme: dark;
  --page-plane:      #0d0d0d;
  --surface-1:       #1a1a19;
  --text-primary:    #ffffff;
  --text-secondary:  #c3c2b7;
  --text-muted:      #898781;
  --gridline:        #2c2c2a;
  --baseline:        #383835;
  --border:          rgba(255,255,255,0.10);
  --success:         #0ca30c;

  --series-1: #3987e5;
  --series-2: #d95926;
  --series-3: #199e70;
  --series-4: #c98500;
  --series-5: #d55181;
  --series-6: #008300;
  --series-7: #9085e9;
  --series-8: #e66767;
}

.viz-root { padding: 24px clamp(16px, 4vw, 48px); width: 100%; }

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}
.topbar-title h1 { margin: 0 0 4px; font-size: 22px; }
.subtitle { margin: 0; color: var(--text-secondary); font-size: 13px; }
.topbar-actions { display: flex; gap: 8px; }

.btn-ghost {
  background: var(--surface-1);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: 8px;
  width: 36px;
  height: 36px;
  font-size: 16px;
  cursor: pointer;
}
.btn-ghost:hover { background: var(--gridline); }

.user-badge {
  font-size: 13px;
  color: var(--text-secondary);
  align-self: center;
  margin-right: 4px;
}

.status-banner {
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  background: var(--surface-1);
  color: var(--text-secondary);
}
.status-banner.error { color: #e34948; border-color: #e34948; }

.filters-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.filter-group { display: flex; flex-direction: column; gap: 4px; }
.filter-search { flex: 1; min-width: 220px; }
.filter-group label { font-size: 12px; color: var(--text-muted); }
.filter-group select,
.filter-group input {
  background: var(--surface-1);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.stat-tile {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-label { font-size: 12px; color: var(--text-muted); }
.stat-value { font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; }

.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 20px;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.card-header h2 { margin: 0; font-size: 15px; }

.legend { display: flex; gap: 12px; flex-wrap: wrap; font-size: 12px; color: var(--text-secondary); }
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.legend-dot { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }

.chart { display: flex; flex-direction: column; gap: 6px; }
.bar-row { display: grid; grid-template-columns: 140px 1fr; align-items: center; gap: 10px; }
.bar-name {
  font-size: 13px;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bar-track {
  background: var(--gridline);
  border-radius: 4px;
  height: 24px;
  position: relative;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  border-radius: 4px;
  min-width: 4px;
}
.bar-value-inline {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
  text-shadow: 0 0 4px var(--surface-1), 0 0 4px var(--surface-1);
  white-space: nowrap;
}

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  text-align: left;
  color: var(--text-muted);
  font-weight: 500;
  padding: 8px 10px;
  border-bottom: 1px solid var(--gridline);
  white-space: nowrap;
}
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--text-primary); }
th.num, td.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody td { padding: 8px 10px; border-bottom: 1px solid var(--gridline); }
tbody tr:hover { background: var(--gridline); }

.empty-state { text-align: center; color: var(--text-muted); padding: 24px 0; margin: 0; }

.foot-note { text-align: center; color: var(--text-muted); font-size: 12px; margin-top: 8px; }
.foot-note code { color: var(--text-secondary); }