/* LuminOS — design tokens. Purple, tech-like. SOLID COLORS ONLY, no gradients. */
:root {
  /* surfaces */
  --bg: #0d0a14;
  --grid: #1c1430;
  --surface: #181225;
  --surface-2: #211833;

  /* lines / borders */
  --border: #2e2247;
  --border-hi: #4a3a6e;

  /* accent */
  --accent: #9b6bff;
  --accent-dim: #6f4fd1;
  --accent-ink: #16101f; /* readable text on an accent fill */

  /* text */
  --text: #ece8f5;
  --text-dim: #9b90b8;

  /* traffic lights (classic macOS) */
  --tl-close: #ff5f57;
  --tl-min: #febc2e;
  --tl-zoom: #28c840;

  /* type — real San Francisco on Apple devices, Inter everywhere else */
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace;
  --code-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace;

  /* shape */
  --r: 12px;
  --r-dock: 18px;

  /* depth (shadow is not a gradient) */
  --shadow: 0 10px 38px rgba(0, 0, 0, 0.55);
  --shadow-focus: 0 18px 60px rgba(0, 0, 0, 0.70);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
  font-family: var(--sans);
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  /* Inter opentype features that nudge it toward San Francisco:
     single-storey a/g and a less geometric look. */
  font-feature-settings: "cv05" 1, "cv08" 1, "cv11" 1, "ss01" 1;
  letter-spacing: -0.01em;
  overflow: hidden;
  -webkit-user-select: none;
  user-select: none;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

button {
  font-family: inherit;
}