/* ══════ ALT THEME: COOL (slate/blue-grey neutral) ══════
   Overrides the default greyscale palette from app.css when
   document.documentElement.dataset.theme === "cool" (see theme.js).
   Fixed palette — does not react to prefers-color-scheme. */
:root[data-theme="cool"] {
  --bg:#e2e6ea; --bg2:#d8dee3; --bg3:#eef1f4; --border:#c5ced5;
  --text:#1b232a; --text2:#586570; --text3:#8fa0ab;
  --accent:#7d97ac; --accent2:#5e7891; --acc-text:#fff;
  --user-bg:#333f4a; --user-fg:#eef1f4; --ai-bg:#e6eaee; --ai-fg:#1b232a;
  --input-bg:#fff; --remote:#3b82f6;
  --scene-tint:rgba(94,120,145,.07); --scene-line:#a9bccb;
}