/* Minimal host shim so Cursor visualization fragments run standalone */
:root {
  color-scheme: light dark;
  --background: light-dark(#f8f9fb, #0b0f14);
  --foreground: light-dark(#101828, #eef2f7);
  --muted-foreground: light-dark(#667085, #98a2b3);
  --border: light-dark(#d0d5dd, #344054);
  --card: light-dark(#ffffff, #121820);
  --accent: light-dark(#175cd3, #84adff);
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  background: var(--background);
  color: var(--foreground);
  font: 400 15px/1.45 ui-sans-serif, system-ui, -apple-system, Segoe UI, sans-serif;
}

.vis-section-stack { display: flex; flex-direction: column; gap: 16px; }
.vis-column { display: flex; flex-direction: column; gap: 8px; }
.vis-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.vis-grid { display: grid; gap: 16px; }
.vis-controls { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; }
.vis-form-label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted-foreground); }
.vis-button {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--foreground);
  border-radius: 8px;
  padding: 8px 14px;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
}
.vis-button:hover { border-color: var(--accent); }
.vis-button:disabled { opacity: 0.5; cursor: not-allowed; }
.vis-button:focus-visible,
select:focus-visible,
a:focus-visible,
.app-panel:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.skip-link {
  position: absolute;
  left: 12px;
  top: -40px;
  background: var(--card);
  color: var(--foreground);
  padding: 8px 12px;
  border-radius: 8px;
  z-index: 10;
}
.skip-link:focus {
  top: 12px;
}
.app-nav .vis-button[aria-current="page"] {
  border-color: var(--accent);
  color: var(--accent);
}
.vis-text-small { font-size: 13px; }
.vis-text-muted { color: var(--muted-foreground); }
.vis-text-tertiary { color: var(--muted-foreground); opacity: 0.85; }
.vis-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
h2, h3 { margin: 0; font-weight: 500; }
select, input, button { font: inherit; }

.app-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px 16px 48px;
}
.app-header {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  justify-content: space-between;
  align-items: end;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.app-title { margin: 0; font-size: 1.35rem; font-weight: 500; }
.app-sub { margin: 4px 0 0; color: var(--muted-foreground); font-size: 13px; }
.app-nav { display: flex; flex-wrap: wrap; gap: 8px; }
.app-nav button[aria-selected="true"] {
  border-color: var(--accent);
  color: var(--accent);
}
.app-panel {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
  padding: 16px;
}
.app-panel[hidden] { display: none; }
.app-footer {
  margin-top: 24px;
  color: var(--muted-foreground);
  font-size: 12px;
}
@media (max-width: 720px) {
  .vis-grid { grid-template-columns: 1fr !important; }
}