/* Shared dark-only palette for the site and observatory. */
:root{
 color-scheme:dark;
 --ui-bg:#020409;--ui-deep:#010207;--ui-text:#f2f6ff;--ui-muted:#b2c3d4;--ui-faint:#90a5b9;
 --ui-blue:#c1e7ff;--ui-gold:#f0d2a0;--ui-line:rgba(166,206,233,.20);--ui-line-strong:rgba(181,220,244,.42);
 --ui-glass:linear-gradient(140deg,rgba(15,28,43,.88),rgba(4,9,17,.95));--ui-solid:#080f1a;--ui-hover:rgba(166,212,244,.09);
 --ui-active:linear-gradient(105deg,rgba(215,183,130,.18),rgba(139,195,228,.06));
 --ui-shadow:inset 0 1px 0 rgba(220,240,251,.17),inset 0 -1px 0 rgba(0,0,0,.35),0 18px 48px -18px rgba(0,0,0,.95),0 0 30px -20px rgba(135,197,236,.26);
 --ui-blur:18px;--ui-radius:14px;
}