/* Pico CSS Minimal Semantic Core — Folio Light/Slate Theme */
:root {
  --folio-bg-canvas: #F6F4EF;
  --folio-bg-surface: #FFFFFF;
  --folio-bg-rail: #ECE8DF;
  --folio-ink-primary: #161B22;
  --folio-ink-muted: #57606A;
  --folio-accent-brand: #1E4D40;
  --folio-accent-brass: #B4690E;
  --folio-status-danger: #B42318;
  --folio-border-rule: #D8D3C8;
  --font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Cascadia Code", "SF Mono", Consolas, monospace;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0;
  background-color: var(--folio-bg-canvas);
  color: var(--folio-ink-primary);
  font-family: var(--font-family);
  font-size: 14px;
  line-height: 1.5;
  overflow-x: hidden;
}
.tabular-nums { font-variant-numeric: tabular-nums; }
button, input, select, textarea {
  font-family: inherit;
  font-size: 13px;
  border-radius: 6px;
  border: 1px solid var(--folio-border-rule);
  padding: 8px 12px;
}
button {
  background-color: var(--folio-accent-brand);
  color: #FFFFFF;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: opacity 0.15s ease;
}
button:hover { opacity: 0.9; }
button.secondary {
  background-color: transparent;
  color: var(--folio-ink-primary);
  border: 1px solid var(--folio-border-rule);
}
button.secondary:hover { background-color: var(--folio-bg-rail); }
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--folio-accent-brand);
  outline-offset: -1px;
}
dialog {
  border: 1px solid var(--folio-border-rule);
  border-radius: 8px;
  background: var(--folio-bg-surface);
  color: var(--folio-ink-primary);
  box-shadow: 0 10px 25px rgba(0,0,0,0.15);
  padding: 24px;
  max-width: 520px;
  width: 90%;
}
dialog::backdrop { background: rgba(0, 0, 0, 0.45); }