:root{--kb-primary:#6366f1;--kb-text:#1e293b;--kb-text-secondary:#475569;--kb-text-muted:#64748b;--kb-bg:#fff;--kb-bg-secondary:#f1f5f9;--kb-border:#e2e8f0;--kb-radius:var(--main-radius,.5rem);--kb-radius-lg:var(--main-radius-lg,.75rem);--kb-shadow:0 1px 3px #0000000f, 0 1px 2px #0000000a;--kb-shadow-md:0 4px 12px #00000014;--kb-column-width:280px}._kb-container{max-width:1300px;margin-left:auto;margin-right:auto;padding-left:1rem;padding-right:1rem}._kb-container._kb-layout-full{max-width:100%}._kb-toolbar{background:var(--kb-bg);border-radius:var(--main-radius-full,9999px);border-style:solid;border-width:1px;border-color:var(--kb-border);box-shadow:var(--kb-shadow);align-items:center;gap:.25rem;padding:.375rem .5rem;display:inline-flex}._kb-toolbar-wrap{justify-content:center;margin-bottom:1rem;display:flex}._kb-toolbar-left{align-items:center;gap:.75rem;display:flex}._kb-stats-wrap,._kb-stats-columns{align-items:baseline;gap:.25rem;display:flex}._kb-stats-total,._kb-stats-col-count{color:var(--kb-text);font-size:.875rem;font-weight:700;line-height:1}._kb-stats-label{color:var(--kb-text-muted);font-size:.75rem}._kb-toolbar-divider{background:var(--kb-border);width:1px;height:16px}._kb-toolbar-actions{gap:.125rem;display:flex}._kb-btn{border-radius:var(--main-radius-full,9999px);cursor:pointer;background:0 0;border:0 solid #0000;align-items:center;gap:.375rem;padding:.375rem .5rem;font-size:.75rem;font-weight:500;display:inline-flex}._kb-btn-ghost{color:var(--kb-text-muted)}._kb-btn-ghost:hover{color:var(--kb-text);background:#0000000a}._kb-btn-danger:hover{color:#ef4444;background:#ef444414}._kb-btn svg{flex-shrink:0}._kb-layout-toggle{display:none}._kb-icon-expand,._kb-icon-compress{align-items:center;display:inline-flex}._kb-icon-compress,._kb-container._kb-layout-full ._kb-icon-expand{display:none}._kb-container._kb-layout-full ._kb-icon-compress{display:inline-flex}@media (min-width:1400px){._kb-layout-toggle{display:inline-flex}}._kb-board{-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;justify-content:safe center;align-items:stretch;gap:.75rem;min-height:400px;padding-bottom:.75rem;display:flex;overflow-x:scroll}._kb-board._kb-board-grabbing{cursor:grabbing;-webkit-user-select:none;user-select:none}._kb-board._kb-board-grabbing ._kb-card,._kb-board._kb-board-grabbing ._kb-column{pointer-events:none}._kb-board::-webkit-scrollbar{height:8px}._kb-board::-webkit-scrollbar-track{background:#0000000d;border-radius:4px}._kb-board::-webkit-scrollbar-thumb{background:var(--kb-border);border-radius:4px}._kb-board::-webkit-scrollbar-thumb:hover{background:var(--kb-text-muted)}@media (max-width:768px){._kb-container{padding-left:.75rem;padding-right:.75rem}._kb-btn-text{display:none}._kb-board{gap:.625rem;min-height:300px}._kb-btn{min-height:36px;padding:.5rem .625rem}}@media (max-width:480px){._kb-toolbar-divider,._kb-stats-columns{display:none}._kb-toolbar{padding:.25rem .375rem}}._kb-column{width:var(--kb-column-width);min-width:var(--kb-column-width);background:var(--kb-bg);border-radius:var(--kb-radius-lg);max-height:75vh;box-shadow:var(--kb-shadow);border-style:solid;border-width:1px;border-color:var(--kb-border);border-top-style:solid;border-top-width:3px;border-top-color:var(--kb-col-color,var(--kb-primary));flex-direction:column;flex-shrink:0;display:flex}._kb-column-header{border-bottom-style:solid;border-bottom-width:1px;border-bottom-color:var(--kb-border);justify-content:space-between;align-items:center;gap:.5rem;padding:.75rem .75rem .625rem;display:flex}._kb-column-info{flex:1;align-items:center;gap:.5rem;min-width:0;display:flex;position:relative}._kb-column-dot{background:var(--kb-col-color,var(--kb-primary));cursor:pointer;border:2px solid #0000;border-radius:50%;flex-shrink:0;width:12px;height:12px}._kb-column-dot:hover{border-color:var(--kb-text-muted);opacity:.85}._kb-column-title{color:var(--kb-text);cursor:default;white-space:nowrap;text-overflow:ellipsis;font-size:.875rem;font-weight:700;line-height:1.2;overflow:hidden}._kb-column-header-actions{flex-shrink:0;align-items:center;gap:.375rem;display:flex}._kb-column-count{border-radius:var(--main-radius-full,9999px);color:#fff;background:var(--kb-col-color,var(--kb-primary));justify-content:center;align-items:center;min-width:22px;height:22px;padding:0 .375rem;font-size:.6875rem;font-weight:700;display:inline-flex}._kb-column-delete{border-radius:var(--kb-radius);width:24px;height:24px;color:var(--kb-text-muted);cursor:pointer;opacity:0;background:0 0;border:0 solid #0000;justify-content:center;align-items:center;padding:0;display:flex}._kb-column-header:hover ._kb-column-delete{opacity:1}._kb-column-delete:hover{color:#ef4444;background:#ef444414}._kb-column-title-edit{border-style:solid;border-width:1.5px;border-color:var(--kb-primary);border-radius:var(--kb-radius);color:var(--kb-text);background:var(--kb-bg);outline:none;flex:1;min-width:0;padding:.1875rem .375rem;font-size:.875rem;font-weight:700;box-shadow:0 0 0 3px #6366f11a}._kb-color-picker{background:var(--kb-bg);border-radius:var(--kb-radius);border-style:solid;border-width:1px;border-color:var(--kb-border);box-shadow:var(--kb-shadow-md);z-index:10;flex-wrap:wrap;gap:.375rem;width:240px;padding:.5rem .625rem;display:flex;position:absolute;top:calc(100% + 8px);left:-4px}._kb-color-swatch{cursor:pointer;border:2px solid #0000;border-radius:50%;flex-shrink:0;width:22px;height:22px}._kb-color-swatch:hover{opacity:.8}._kb-color-swatch._kb-color-active{outline:2px solid var(--kb-text-secondary);outline-offset:1px}._kb-card-list{background:var(--kb-bg-secondary);flex:1;min-height:60px;padding:.5rem;overflow-y:auto}._kb-card-list::-webkit-scrollbar{width:4px}._kb-card-list::-webkit-scrollbar-track{background:0 0}._kb-card-list::-webkit-scrollbar-thumb{background:var(--kb-border);border-radius:2px}._kb-empty{height:100%;min-height:40px;color:var(--kb-text-muted);justify-content:center;align-items:center;font-size:.8125rem;font-style:italic;display:flex}._kb-column-footer{border-top-style:solid;border-top-width:1px;border-top-color:var(--kb-border);padding:.5rem .625rem}._kb-card-input{border-style:solid;border-width:1.5px;border-color:var(--kb-border);border-radius:var(--kb-radius);width:100%;color:var(--kb-text);background:var(--kb-bg);outline:none;padding:.4375rem .5rem;font-size:.8125rem}._kb-card-input::placeholder{color:var(--kb-text-muted)}._kb-card-input:focus{border-color:var(--kb-col-color,var(--kb-primary));box-shadow:0 0 0 3px #6366f11a}._kb-add-col-btn{width:var(--kb-column-width);min-width:var(--kb-column-width);border-radius:var(--kb-radius-lg);color:var(--kb-text-muted);cursor:pointer;background:#fff6;border:2px dashed #cbd5e1;flex-direction:column;flex-shrink:0;justify-content:center;align-self:flex-start;align-items:center;gap:.5rem;padding:1.25rem 1rem;font-size:.8125rem;font-weight:500;display:flex}._kb-add-col-btn:hover{border-color:var(--kb-text-muted);color:var(--kb-text-secondary);background:#ffffffb3}._kb-add-col-icon{width:32px;height:32px;color:var(--kb-text-secondary);background:#cbd5e1;border-radius:50%;justify-content:center;align-items:center;display:flex}._kb-add-col-btn:hover ._kb-add-col-icon{background:var(--kb-text-muted);color:#fff}._kb-column._kb-column-dragging{opacity:.4}._kb-col-drop-indicator{background:var(--kb-primary);border-radius:2px;flex-shrink:0;align-self:stretch;width:3px;min-height:60px}._kb-column-header{cursor:grab}._kb-column._kb-column-dragging ._kb-column-header{cursor:grabbing}@media (hover:none){._kb-column-delete{opacity:.6}}@media (max-width:768px){._kb-column{width:260px;min-width:260px;max-height:70vh}._kb-add-col-btn{width:260px;min-width:260px;padding:1rem}._kb-column-dot{width:16px;height:16px}._kb-column-delete{width:32px;height:32px}._kb-column-count{min-width:26px;height:26px;font-size:.75rem}._kb-card-input{padding:.5rem .625rem;font-size:16px}._kb-column-title-edit{padding:.25rem .5rem;font-size:16px}._kb-color-picker{gap:.5rem;width:220px;max-width:calc(100vw - 2rem);padding:.625rem}._kb-color-swatch{width:28px;height:28px}}._kb-card{background:var(--kb-bg);border-radius:var(--kb-radius);cursor:grab;-webkit-user-select:none;user-select:none;border-style:solid;border-width:1px;border-color:var(--kb-border);align-items:flex-start;gap:.375rem;margin-bottom:.375rem;padding:.5rem .625rem;display:flex}._kb-card:last-child{margin-bottom:0}._kb-card:hover{box-shadow:var(--kb-shadow)}._kb-card:active{cursor:grabbing}._kb-card-dragging{opacity:.4}._kb-card-text{color:var(--kb-text);word-break:break-word;flex:1;font-size:.8125rem;line-height:1.4}._kb-card-delete{border-radius:var(--kb-radius);width:22px;height:22px;color:var(--kb-text-muted);cursor:pointer;opacity:0;background:0 0;border:0 solid #0000;flex-shrink:0;justify-content:center;align-items:center;padding:0;display:flex}._kb-card:hover ._kb-card-delete{opacity:1}._kb-card-delete:hover{color:#ef4444;background:#ef444414}._kb-card._kb-card-editing{cursor:default;flex-direction:column}._kb-card._kb-card-editing ._kb-card-delete{display:none}._kb-card-edit{border-style:solid;border-width:1.5px;border-color:var(--kb-primary);border-radius:var(--kb-radius);width:100%;color:var(--kb-text);background:var(--kb-bg);word-break:break-word;outline:none;min-width:0;padding:.1875rem .375rem;font-size:.8125rem;line-height:1.4;box-shadow:0 0 0 3px #6366f11a}._kb-format-bar{background:var(--kb-bg);border-style:solid;border-width:1px;border-color:var(--kb-border);border-radius:var(--kb-radius);box-shadow:var(--kb-shadow);align-items:center;gap:.125rem;width:-moz-fit-content;width:fit-content;margin-bottom:.25rem;padding:.125rem .1875rem;display:flex}._kb-fmt-btn{border-radius:var(--kb-radius);cursor:pointer;width:24px;height:24px;color:var(--kb-text-muted);background:0 0;border:0 solid #0000;justify-content:center;align-items:center;padding:0;font-size:.75rem;display:inline-flex}._kb-fmt-btn:hover{color:var(--kb-text);background:#0000000f}._kb-fmt-btn-color{color:var(--kb-primary)}._kb-fmt-divider{background:var(--kb-border);width:1px;height:16px;margin:0 .125rem}._kb-fmt-color-wrap{position:relative}._kb-fmt-colors{background:var(--kb-bg);border-style:solid;border-width:1px;border-color:var(--kb-border);border-radius:var(--kb-radius);box-shadow:var(--kb-shadow-md);z-index:20;flex-wrap:wrap;gap:.25rem;width:120px;padding:.375rem;display:flex;position:absolute;bottom:calc(100% + 4px);left:50%;transform:translate(-50%)}._kb-fmt-color-dot{cursor:pointer;border:1.5px solid #0000;border-radius:50%;flex-shrink:0;width:18px;height:18px}._kb-fmt-color-dot:hover{opacity:.8}._kb-drop-indicator{background:var(--kb-primary);border-radius:1px;height:2px;margin:.25rem 0}._kb-card-list._kb-drop-target{outline:2px dashed var(--kb-primary);outline-offset:-4px;border-radius:0}@media (hover:none){._kb-card-delete{opacity:.6}}@media (max-width:768px){._kb-card{gap:.5rem;padding:.625rem .75rem}._kb-card-delete{width:30px;height:30px}._kb-card-edit{padding:.375rem .5rem;font-size:16px}._kb-fmt-btn{width:32px;height:32px;font-size:.875rem}._kb-format-bar{gap:.1875rem;padding:.25rem .3125rem}._kb-fmt-colors{gap:.375rem;width:160px;padding:.5rem}._kb-fmt-color-dot{width:24px;height:24px}}