/* Minimal application style v1. Resolve System preference to data-theme. */
:root {
  color-scheme: light;
  --canvas:#F7F8FA; --surface:#FFFFFF; --surface-raised:#F0F2F5;
  --text:#171A21; --text-muted:#596170; --border:#DDE1E8; --control-border:#7B8494;
  --accent:#2563EB; --accent-hover:#1D4ED8; --accent-pressed:#1E40AF;
  --on-accent:#FFFFFF; --accent-subtle:#EFF6FF;
  --success:#187044; --warning:#875400; --danger:#B42332;
  --font-sans:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --space-1:4px; --space-2:8px; --space-3:12px; --space-4:16px;
  --space-6:24px; --space-8:32px; --space-12:48px; --space-16:64px;
  --radius-control:8px; --radius-card:12px; --radius-dialog:16px;
  --shadow-overlay:0 16px 48px rgb(23 26 33 / .12);
  --duration-fast:120ms; --duration-normal:180ms; --ease-out:cubic-bezier(.2,.8,.2,1);
}
:root[data-theme="dark"] {
  color-scheme:dark;
  --canvas:#101014; --surface:#18181F; --surface-raised:#22222C;
  --text:#F4F4F7; --text-muted:#A5A5B5; --border:#343441; --control-border:#747487;
  --accent:#B69CFF; --accent-hover:#C8B5FF; --accent-pressed:#A78BFA;
  --on-accent:#191126; --accent-subtle:#2A223C;
  --success:#79D9A1; --warning:#F2CA78; --danger:#FF99A4;
  --shadow-overlay:0 16px 48px rgb(0 0 0 / .32);
}
@media(prefers-reduced-motion:reduce){:root{--duration-fast:0ms;--duration-normal:0ms}}