.bk-widget{position:static}.bk-fab-group{position:fixed;right:18px;bottom:18px;z-index:2000;display:inline-flex;align-items:center;gap:8px}.bk-toggle-btn{touch-action:none;border:1px solid #cfcfcf;border-radius:999px;background:#1f2937;color:#ffffff;font-size:13px;line-height:1;font-weight:600;padding:10px 12px;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,0.2);display:inline-flex;align-items:center;gap:8px}.bk-toggle-btn:hover{background:#111827}.bk-toggle-btn--active{background:#198754;border-color:#198754}.bk-toggle-btn--active:hover{background:#157347}.bk-toggle-btn .fa{font-size:15px}.bk-toggle-label{display:inline-block}.bk-calc-toggle-btn{border:1px solid #cfcfcf;border-radius:999px;background:#0f766e;color:#ffffff;font-size:13px;line-height:1;font-weight:600;padding:10px 12px;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,0.2);display:inline-flex;align-items:center;gap:8px}.bk-calc-toggle-btn:hover{background:#115e59}.bk-calc-toggle-btn--active{background:#198754;border-color:#198754}.bk-calc-toggle-btn--active:hover{background:#157347}.bk-panel{position:fixed;z-index:2001;width:560px;max-width:calc(100vw - 20px);background:#ffffff;border:1px solid #d5d5d5;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,0.25);left:18px;top:18px;user-select:none}.bk-panel--expanded{width:760px}.bk-hidden{display:none}.bk-panel-header{display:flex;justify-content:flex-start;align-items:center;gap:12px;border-bottom:1px solid #e6e6e6;padding:8px 10px;background:#f8f8f8;touch-action:none}.bk-drag-icon{width:30px;height:30px;border:1px solid #d0d0d0;border-radius:6px;background:#ffffff;color:#374151;font-size:16px;line-height:1;cursor:move;touch-action:none;display:inline-flex;align-items:center;justify-content:center;flex:0 0 30px}.bk-drag-icon .fa{font-size:15px}.bk-drag-icon:hover{background:#f2f2f2}.bk-panel-title{min-width:0;flex:1}.bk-caption{font-size:13px;font-weight:600;color:#1f2937;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bk-value{margin-top:2px;font-size:12px;color:#5f6368;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bk-panel-actions{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}.bk-btn{border:1px solid #d0d0d0;border-radius:6px;background:#ffffff;color:#333333;font-size:12px;font-weight:600;padding:6px 9px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}.bk-btn:hover{background:#f2f2f2}.bk-btn-primary{border-color:#1f2937;background:#1f2937;color:#ffffff}.bk-btn-primary:hover{background:#111827}.bk-keys{padding:10px}.bk-row{display:flex;gap:6px;margin-bottom:6px}.bk-row:last-child{margin-bottom:0}.bk-key{flex:1;min-width:0;height:38px;border:1px solid #d6d6d6;border-radius:6px;background:#fbfbfb;color:#1f2937;font-size:14px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:5px}.bk-key:hover{background:#f2f2f2}.bk-key .fa{font-size:13px}.bk-key:active{transform:translateY(1px)}.bk-key--wide{flex:1.8}.bk-key--xwide{flex:5}.bk-key--active{background:#e6eefc;border-color:#8aa7e8}.bk-calc-panel{position:fixed;right:18px;bottom:116px;z-index:2002;width:360px;max-width:calc(100vw - 20px);background:#ffffff;border:1px solid #d5d5d5;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,0.25);padding:10px}.bk-calc-header{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px}.bk-calc-title{font-size:14px;font-weight:700;color:#1f2937}.bk-calc-tax{font-size:12px;color:#4b5563;margin-bottom:8px;max-height:130px;overflow-y:auto;border:1px solid #e5e7eb;border-radius:6px;padding:6px;background:#f9fafb}.bk-calc-tax-line{margin-bottom:6px;line-height:1.35}.bk-calc-tax-line:last-child{margin-bottom:0}.bk-calc-tax-rate{font-weight:700;color:#111827}.bk-calc-display{border:1px solid #d1d5db;border-radius:6px;background:#ffffff;color:#111827;min-height:38px;padding:8px 10px;font-size:18px;font-weight:700;text-align:right;overflow-x:auto;white-space:nowrap}.bk-calc-result{min-height:24px;margin-top:4px;margin-bottom:8px;text-align:right;font-size:13px;color:#374151;font-weight:600}.bk-calc-keys{display:grid;grid-template-columns:repeat(4, minmax(0, 1fr));gap:6px}.bk-calc-key{height:38px;border:1px solid #d6d6d6;border-radius:6px;background:#fbfbfb;color:#1f2937;font-size:14px;font-weight:700;cursor:pointer}.bk-calc-key:hover{background:#f2f2f2}.bk-calc-key:active{transform:translateY(1px)}.bk-calc-key--op{background:#eef2ff;border-color:#c7d2fe}.bk-calc-key--equal{background:#1f2937;border-color:#1f2937;color:#ffffff}.bk-calc-key--equal:hover{background:#111827}@media (max-width: 700px){.bk-panel{width:calc(100vw - 16px);left:8px}.bk-calc-panel{width:calc(100vw - 16px);right:8px;bottom:104px}.bk-key{height:34px;font-size:13px}}