:root{--color-bg:#f7faff;--color-surface:#ffffff;--color-surface-blue:#e0f2fe;--color-blue:#2563eb;--color-blue-soft:#7dd3fc;--color-green:#10b981;--color-text:#111827;--color-muted:#667085;--color-line:rgba(37,99,235,0.14);--shadow-soft:0 24px 80px rgba(37,99,235,0.13);--radius-md:8px;--radius-lg:24px}