:root{
--brand:#fe5c02;--brand-deep:#ff3000;
--ink:#0b0b0b;--ink-soft:#212121;--graphite:#353535;--mute:#797979;--ash:#b9b9b9;
--on-primary:#ffffff;
--canvas:#0b0b0b;--canvas-soft:#212121;--canvas-light:#ffffff;--canvas-paper:#ededed;
--hairline:#ededed;--hairline-soft:#353535;
--on-canvas-light:#0b0b0b;
/* semantic aliases */
--surface-dark:var(--canvas);--surface-card-dark:var(--canvas-soft);--surface-light:var(--canvas-light);--surface-paper:var(--canvas-paper);
--text-on-dark:var(--on-primary);--text-body-dark:var(--ash);--text-tertiary-dark:var(--graphite);
--text-on-light:var(--ink);--text-secondary-light:var(--ink-soft);--text-mute:var(--mute);
--border-dark:var(--hairline-soft);--border-light:var(--hairline);
--focus-ring:var(--brand);
--shadow-soft:0 4px 24px rgba(0,0,0,0.08);
}