.surface-raised{background:radial-gradient(120% 120% at 0% 0%, color-mix(in srgb, var(--purple) 7%, transparent), transparent 50%), var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-card)}.surface-soft{border-radius:var(--r-lg);background:color-mix(in srgb, var(--cream) 3%, transparent)}.surface-bare{box-shadow:none;background:0 0;border:0}.surface-open{box-shadow:none;background:0 0}