/* TRON: binding project decision 2026-10-02.
 * ARK 79 ActualBlack: sRGB #171717 (23,23,23); ARK 05 Cyan: #00FFFF (0,255,255).
 * https://ark.wiki.gg/wiki/Color_IDs ; German #000000 explicitly rejected by owner.
 * Other colours are UI support tokens, not claimed ARK colour IDs.
 */
:root,[data-theme="tron"]{
 color-scheme:dark;
 --ark-79:#171717;--ark-05:#00ffff;
 --page:#0c1012;--background-secondary:var(--ark-79);--surface:#161d20;--surface-elevated:#1d272b;--surface-glass:#131f25;--surface-hover:#24343a;
 --border:#34454b;--dossier-highlight:var(--ark-05);--border-active:var(--dossier-highlight);--text-primary:#edf6f7;--text-secondary:#beced2;--text-muted:#97acb3;
 --accent-primary:var(--dossier-highlight);--accent-secondary:var(--ark-79);--accent-soft:var(--surface-glass);--glow-primary:#ffffff06;--glow-secondary:#ffffff03;
 --link:#7ffafa;--focus:var(--ark-05);--success:#99e4bb;--warning:#ffdc9a;--danger:#ffaba5;--info:#95d7f2;--disabled:#879399;
 --navigation-background:#10191def;--navigation-active:var(--surface-elevated);--input-background:#10181c;--input-border:#50656e;--card-background:var(--surface-glass);--card-border:#34494f;
 --overlay:#071013d9;--shadow:#00000060;--on-accent:#092023;--art-background:#272822;--grid-line:#ffffff06;
}

/* 2026-10-20: system-wide ASB grey surfaces; cyan dossier border remains the shared highlight. Custom content colours retain precedence. */