:root { font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
.page { margin: 0; background: #f6f7fb; color: #111; }
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; background: white; border-bottom: 1px solid #e6e7ee;
}
.topbar-actions .link { margin-left: 12px; text-decoration: none; color: #3b5bfd; }
.layout { display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; padding: 16px; }
.card { background: white; padding: 16px; border: 1px solid #e6e7ee; border-radius: 12px; max-width: 560px; margin: 40px auto; }
.card.wide { max-width: 1100px; margin: 16px auto; }
.card-inner { background: #fbfbfe; border: 1px solid #eef; border-radius: 10px; padding: 12px; margin-top: 12px; }
.stack { display: grid; gap: 12px; }
label { display: grid; gap: 6px; font-size: 14px; }
.label-bg {
  fill: rgba(255,255,255,0.85);
  stroke: rgba(0,0,0,0.12);
  stroke-width: 1;
}

.label-text {
  font-size: 12px;
  fill: #111;
  pointer-events: none;
}
input, select {
  padding: 10px 10px; border-radius: 10px; border: 1px solid #d7d9e6;
  font-size: 14px;
}
.btn {
  padding: 10px 12px; border-radius: 10px; border: 1px solid #d7d9e6;
  background: #111; color: white; cursor: pointer;
}
.btn.danger { background: #c62828; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.error { background: #fff2f2; border: 1px solid #ffd6d6; color: #a40000; padding: 10px; border-radius: 10px; }
.or { text-align: center; color: #666; font-size: 12px; }
.footer { margin-top: 12px; text-align: right; }
.muted { color: #666; }
.small { font-size: 12px; }
.viz, .controls {
  background: white; border: 1px solid #e6e7ee; border-radius: 12px;
  padding: 16px;
}
#chart { display: flex; justify-content: center; align-items: center; }
.actions { display: flex; gap: 12px; align-items: center; margin-top: 12px; }
.control-row {
  border: 1px solid #ececf5; border-radius: 12px; padding: 12px; margin-bottom: 10px;
  background: #fcfcff;
}
.control-row h3 { margin: 0 0 8px 0; font-size: 14px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.inline { display: flex; gap: 10px; align-items: center; }
.table { width: 100%; border-collapse: collapse; margin-top: 8px; }
.table th, .table td { border-bottom: 1px solid #eee; padding: 8px; text-align: left; font-size: 14px; }
.admin-record { border-top: 1px solid #eee; padding: 12px 0; }
.admin-head { display: flex; justify-content: space-between; align-items: baseline; }