:root{--bkbg-space-none:0;--bkbg-space-xs:8px;--bkbg-space-s:16px;--bkbg-space-m:24px;--bkbg-space-l:32px;--bkbg-space-xl:48px;--bkbg-space-2xl:64px;--bkbg-breakpoint-mobile:767px;--bkbg-breakpoint-tablet:1024px;--bkbg-breakpoint-desktop:1025px;--bkbg-max-width-narrow:720px;--bkbg-max-width-default:1024px;--bkbg-max-width-wide:1200px;--bkbg-max-width-full:1440px;--bkbg-bg-transparent:transparent;--bkbg-bg-light:#f8fafc;--bkbg-bg-dark:#1e293b;--bkbg-bg-accent:#3b82f6;--bkbg-bg-muted:#f1f5f9;--bkbg-text-primary:#0f172a;--bkbg-text-secondary:#475569;--bkbg-text-muted:#64748b;--bkbg-text-light:#ffffff;--bkbg-ui-primary:#3b82f6;--bkbg-ui-primary-hover:#2563eb;--bkbg-ui-border:#e2e8f0;--bkbg-ui-border-hover:#cbd5e1;--bkbg-transition-fast:0.15s ease;--bkbg-transition-normal:0.25s ease;--bkbg-transition-slow:0.35s ease;--bkbg-shadow-sm:0 1px 2px 0 rgba(0, 0, 0, 0.05);--bkbg-shadow-md:0 4px 6px -1px rgba(0, 0, 0, 0.1);--bkbg-shadow-lg:0 10px 15px -3px rgba(0, 0, 0, 0.1);--bkbg-radius-sm:2px;--bkbg-radius-md:4px;--bkbg-radius-lg:8px;--bkbg-radius-xl:12px}.bkbg-section,.bkbg-row,.bkbg-column{box-sizing:border-box}.bkbg-section *,.bkbg-row *,.bkbg-column *{box-sizing:border-box}.bkbg-row--gap-none{--bkbg-current-gap:0px}.bkbg-row--gap-xs{--bkbg-current-gap:var(--bkbg-space-xs)}.bkbg-row--gap-s{--bkbg-current-gap:var(--bkbg-space-s)}.bkbg-row--gap-m{--bkbg-current-gap:var(--bkbg-space-m)}.bkbg-row--gap-l{--bkbg-current-gap:var(--bkbg-space-l)}.bkbg-row--gap-xl{--bkbg-current-gap:var(--bkbg-space-xl)}@media (prefers-reduced-motion:reduce){.bkbg-section,.bkbg-row,.bkbg-column,.bkbg-section *,.bkbg-row *,.bkbg-column *{transition:none!important;animation:none!important}}.bkbg-section:focus-visible,.bkbg-row:focus-visible,.bkbg-column:focus-visible{outline:2px solid var(--bkbg-ui-primary);outline-offset:2px}@media print{.bkbg-section{break-inside:avoid;page-break-inside:avoid}.bkbg-row{break-inside:avoid;page-break-inside:avoid}.bkbg-column{break-inside:avoid}.bkbg-row__inner{flex-direction:column!important}.bkbg-column{flex-basis:100%!important;max-width:100%!important;width:100%!important}}@media (prefers-color-scheme:dark){.bkbg-section--bg-light{--bkbg-section-bg-light:#1e293b}.bkbg-section--bg-dark{--bkbg-section-bg-dark:#0f172a}}@media (forced-colors:active){.bkbg-section,.bkbg-row,.bkbg-column{border:1px solid CanvasText}}