.bkbg-ue-app{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,sans-serif;box-sizing:border-box}.bkbg-ue-app *,.bkbg-ue-app *::before,.bkbg-ue-app *::after{box-sizing:border-box}.bkbg-ue-section{padding-top:60px;padding-bottom:60px}.bkbg-ue-card{background:#fff;border-radius:16px;padding:32px;max-width:680px;margin:0 auto;box-shadow:0 4px 24px rgb(0 0 0 / .09)}.bkbg-ue-title{font-family:var(--bkue-tt-ff,inherit);font-size:var(--bkue-tt-fsd,28px);line-height:var(--bkue-tt-lhd,1.2);letter-spacing:var(--bkue-tt-lsd,normal);word-spacing:var(--bkue-tt-wsd,normal);font-weight:var(--bkue-tt-fw,700);font-style:var(--bkue-tt-fst,normal);text-decoration:var(--bkue-tt-td,none);text-transform:var(--bkue-tt-tt,none);margin:0 0 6px;color:#1e1b4b}.bkbg-ue-subtitle{font-family:var(--bkue-st-ff,inherit);font-size:var(--bkue-st-fsd,15px);line-height:var(--bkue-st-lhd,1.5);letter-spacing:var(--bkue-st-lsd,normal);word-spacing:var(--bkue-st-wsd,normal);font-weight:var(--bkue-st-fw,normal);font-style:var(--bkue-st-fst,normal);text-decoration:var(--bkue-st-td,none);text-transform:var(--bkue-st-tt,none);color:#6b7280;margin:0 0 22px}.bkbg-ue-tabs{display:flex;gap:4px;background:#f3f4f6;border-radius:8px;padding:4px;margin-bottom:18px}.bkbg-ue-tab{flex:1;padding:8px;border:none;border-radius:8px;cursor:pointer;font-size:14px;font-family:inherit;font-weight:500;color:#6b7280;background:#fff0;transition:all 0.2s}@media (max-width:1024px){.bkbg-ue-title{font-size:var(--bkue-tt-fst1,var(--bkue-tt-fsd,28px));line-height:var(--bkue-tt-lht,var(--bkue-tt-lhd,1.2));letter-spacing:var(--bkue-tt-lst,var(--bkue-tt-lsd,normal));word-spacing:var(--bkue-tt-wst,var(--bkue-tt-wsd,normal))}.bkbg-ue-subtitle{font-size:var(--bkue-st-fst1,var(--bkue-st-fsd,15px));line-height:var(--bkue-st-lht,var(--bkue-st-lhd,1.5));letter-spacing:var(--bkue-st-lst,var(--bkue-st-lsd,normal));word-spacing:var(--bkue-st-wst,var(--bkue-st-wsd,normal))}}@media (max-width:767px){.bkbg-ue-title{font-size:var(--bkue-tt-fsm,var(--bkue-tt-fst1,var(--bkue-tt-fsd,28px)));line-height:var(--bkue-tt-lhm,var(--bkue-tt-lht,var(--bkue-tt-lhd,1.2)));letter-spacing:var(--bkue-tt-lsm,var(--bkue-tt-lst,var(--bkue-tt-lsd,normal)));word-spacing:var(--bkue-tt-wsm,var(--bkue-tt-wst,var(--bkue-tt-wsd,normal)))}.bkbg-ue-subtitle{font-size:var(--bkue-st-fsm,var(--bkue-st-fst1,var(--bkue-st-fsd,15px)));line-height:var(--bkue-st-lhm,var(--bkue-st-lht,var(--bkue-st-lhd,1.5)));letter-spacing:var(--bkue-st-lsm,var(--bkue-st-lst,var(--bkue-st-lsd,normal)));word-spacing:var(--bkue-st-wsm,var(--bkue-st-wst,var(--bkue-st-wsd,normal)))}}.bkbg-ue-tab.active{background:#6c3fb5;color:#fff;font-weight:700;box-shadow:0 1px 6px rgb(108 63 181 / .25)}.bkbg-ue-subtabs{display:flex;gap:6px;margin-bottom:14px}.bkbg-ue-subtab{padding:5px 14px;border-radius:6px;border:1.5px solid #d1d5db;background:#fff;color:#6b7280;font-size:13px;font-family:inherit;cursor:pointer;transition:all 0.2s}.bkbg-ue-subtab.active{border-color:#6c3fb5;background:rgb(108 63 181 / .08);color:#6c3fb5;font-weight:700}.bkbg-ue-label{display:block;font-size:12px;font-weight:600;color:#374151;margin-bottom:5px;letter-spacing:.02em}.bkbg-ue-textarea{width:100%;padding:10px 12px;border-radius:10px;border:1.5px solid #e5e7eb;background:#f9fafb;color:#1f2937;font-size:14px;font-family:ui-monospace,'Cascadia Code','Source Code Pro',Menlo,monospace;resize:vertical;outline:none;line-height:1.6;transition:border-color 0.2s,box-shadow 0.2s}.bkbg-ue-textarea:focus{border-color:#6c3fb5;box-shadow:0 0 0 3px rgb(108 63 181 / .12)}.bkbg-ue-textarea.output{background:#f3f4f6;border-color:#e5e7eb;cursor:text;user-select:all}.bkbg-ue-charcount{text-align:right;font-size:12px;color:#9ca3af;margin-top:-8px;margin-bottom:10px}.bkbg-ue-error{background:#fef2f2;border:1px solid #ef4444;color:#ef4444;padding:10px 14px;border-radius:8px;font-size:14px;margin-bottom:12px;display:flex;gap:8px;align-items:flex-start}.bkbg-ue-error-icon{font-size:16px;flex-shrink:0;margin-top:1px}.bkbg-ue-group{margin-bottom:16px}.bkbg-ue-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}.bkbg-ue-btn{padding:8px 18px;background:#6c3fb5;color:#fff;border:none;border-radius:10px;font-weight:700;cursor:pointer;font-size:13px;font-family:inherit;transition:background 0.2s,transform 0.1s}.bkbg-ue-btn:hover{background:#5b35a0;transform:translateY(-1px)}.bkbg-ue-btn.secondary{background:#f3f4f6;color:#374151}.bkbg-ue-btn.secondary:hover{background:#e5e7eb;transform:translateY(-1px)}.bkbg-ue-btn.copied{background:#10b981;color:#fff}.bkbg-ue-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:#1f2937;color:#fff;padding:10px 22px;border-radius:8px;font-size:14px;font-weight:600;opacity:0;pointer-events:none;transition:opacity 0.25s,transform 0.25s;z-index:99999;white-space:nowrap}.bkbg-ue-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}@media (max-width:480px){.bkbg-ue-card{padding:20px 14px}.bkbg-ue-tab{font-size:12px;padding:7px 4px}}