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transparent}.empty-state.drag-over{border-color:var(--primary);background-color:var(--btn-subtle);transform:scale(1.02)}.empty-state__title{color:var(--text-main);margin-bottom:1.15rem;font-family:var(--font-brand);font-weight:700;font-size:2rem}.empty-state__desc{font-size:1.05rem}.interactive-code{cursor:pointer;transition:background-color .2s ease,border-color .2s ease}.interactive-code:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.board-column{background-color:var(--column-bg);border-radius:6px;width:300px;min-width:300px;display:flex;flex-direction:column;position:relative}.interactive-header{cursor:pointer;border-top-left-radius:6px;border-top-right-radius:6px;background-color:transparent;transition:background-color .15s ease-out;-webkit-font-smoothing:antialiased}.interactive-header:hover{background-color:var(--btn-hover)}.column-header{padding:1rem 1.25rem 1rem 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.6rem;border-radius:12px;font-weight:700;flex-shrink:0;cursor:default;position:absolute;top:-10px;right:-10px;z-index:5;box-shadow:var(--shadow-sm)}.task-list{padding:.5rem;flex-grow:1;min-height:60px}.task-list:after{content:"";display:block;height:10px}.task-card{background-color:var(--surface-color);border-radius:4px;box-shadow:var(--shadow-sm);padding:.75rem;margin-bottom:.5rem;position:relative;cursor:grab;border-left:3px solid transparent;transition:background-color .2s ease,box-shadow .2s ease,border-color .2s ease;-webkit-font-smoothing:antialiased}.task-card:hover,.task-card:focus-within{background-color:var(--card-hover-bg);box-shadow:var(--shadow-md)}.task-card:active{cursor:grabbing}.task-card.dragging{opacity:1;background-color:transparent;outline:2px dashed var(--danger);outline-offset:-2px;box-shadow:none;position:relative;transition:none}.task-card.dragging:after{content:"";position:absolute;inset:0;background-color:var(--danger);opacity:.1;border-radius:4px}@keyframes popIn{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}@keyframes popOut{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.92)}}.animate-pop-in{animation:popIn .3s cubic-bezier(.175,.885,.32,1.275) forwards;will-change:transform,opacity}.animate-pop-out{animation:popOut .2s cubic-bezier(.55,.085,.68,.53) forwards;will-change:transform,opacity}.is-deleting .task-text,.is-deleting .column-title-text,.is-deleting .task-card__body,.is-deleting .task-card,.is-deleting *{white-space:nowrap!important;text-overflow:clip!important;overflow:hidden!important}.drop-indicator{height:var(--drag-height, 60px);border:2px dashed var(--primary);border-radius:6px;margin-bottom:.5rem;pointer-events:none;box-sizing:border-box;position:relative}.drop-indicator:after{content:"";position:absolute;inset:0;background-color:var(--primary);opacity:.1;border-radius:4px}.task-card.completed{background-color:var(--card-hover-bg);border-left-color:var(--completed-line)}.task-card__content{display:flex;align-items:flex-start;gap:.5rem}.task-card__checkbox{padding-top:2px}.hide-checkboxes .task-card__checkbox{display:none}.checkbox-input{width:16px;height:16px;cursor:pointer;accent-color:var(--primary)}.task-card__body{flex-grow:1;overflow:hidden;padding-right:2.75rem}.task-text{font-size:.875rem;color:var(--text-main);word-break:break-word}.task-text del,.task-text s,.task-text strike,.view-task-text del,.view-task-text s,.view-task-text strike{padding-right:3px}html:not(.hide-checkboxes) .task-card.completed .task-text{text-decoration:line-through;color:var(--text-sub)}.task-text p{margin-bottom:.5rem}.task-text p:last-child{margin-bottom:0}.task-text a{color:var(--primary);text-decoration:none}.task-text a:hover{text-decoration:underline}.task-card__actions{position:absolute;top:0;right:0;bottom:0;width:2.5rem;opacity:0;transition:opacity .2s ease;display:flex}.task-card__actions .edit-btn{width:100%;height:100%;border-radius:0 4px 4px 0;background-color:var(--surface-color);box-shadow:-4px 0 8px #0000000d;margin:0;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease;-webkit-font-smoothing:antialiased}.task-card__actions .edit-btn:hover{background-color:#091e422e}[data-theme=dark] .task-card__actions .edit-btn:hover{background-color:var(--btn-hover)}.task-card:hover .task-card__actions,.task-card:focus-within .task-card__actions{opacity:1}.task-card.hide-actions .task-card__actions{display:none!important}.task-card.dragging .task-card__actions,body.is-dragging .task-card__actions{opacity:0!important;pointer-events:none;visibility:hidden}body.is-dragging .task-card{pointer-events:none!important}body.modal-open{overflow:hidden;padding-right:14px}@media(max-width:850px)and (pointer:coarse){body.modal-open{padding-right:0}}.modal{position:fixed;inset:0;background-color:var(--modal-overlay);display:flex;justify-content:center;align-items:center;padding:1rem;z-index:1000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal__content{background-color:var(--surface-color);border-radius:6px;width:500px;max-width:100%;max-height:100%;box-shadow:var(--shadow-md);display:flex;flex-direction:column;animation:modalFadeIn .2s ease-out}@keyframes modalFadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.modal__header{padding:1.25rem 1.5rem;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border);flex-shrink:0}.modal__title{font-size:1.25rem;font-weight:600;display:flex;align-items:center;gap:1rem}.modal__title>span{font-size:1.5em;transform:translateY(-2px)}#close-modal-btn,#close-settings-btn,#close-board-settings-btn,#close-col-modal-btn,#close-edit-col-modal-btn,#close-validation-modal-btn,#close-view-task-btn{font-size:1.5rem;font-weight:700;width:2rem;height:2rem;border-radius:50%;background-color:var(--btn-subtle)}#close-modal-btn:hover,#close-settings-btn:hover,#close-board-settings-btn:hover,#close-col-modal-btn:hover,#close-edit-col-modal-btn:hover,#close-validation-modal-btn:hover,#close-view-task-btn:hover{background-color:var(--danger);color:#fff}.modal__body{padding:1.5rem;overflow-y:auto}.form-group{margin-bottom:1.25rem}.form-label{display:block;font-size:.75rem;font-weight:600;color:var(--text-sub);margin-bottom:.5rem;text-transform:uppercase;letter-spacing:.5px}.form-control{width:100%;font-family:inherit;padding:.75rem;border:2px solid var(--border);border-radius:4px;background-color:var(--surface-color);color:var(--text-main);font-size:.875rem;transition:border-color .2s ease,color .2s ease;outline:none}#board-select{appearance:none;-webkit-appearance:none;padding-right:35px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b778c' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;background-size:16px;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.textarea-wrapper{position:relative}.line-numbers{display:none;flex-shrink:0;width:2.25rem;background-color:var(--surface-color);border:2px solid var(--border);border-right:2px solid var(--border);border-radius:4px 0 0 4px;font-family:inherit;font-size:.875rem;line-height:21px;color:var(--text-sub);text-align:right;-webkit-user-select:none;user-select:none;overflow:hidden;font-variant-numeric:tabular-nums}.line-numbers .line-num{display:block;padding:0 .4rem 0 .2rem;line-height:21px;box-sizing:border-box}.line-numbers .line-num.line-even{background-color:#091e420a}[data-theme=dark] .line-numbers .line-num.line-even{background-color:#ffffff0a}.textarea-wrapper.bulk-mode .line-numbers{display:block;box-sizing:border-box;height:238px;overflow:hidden}.textarea-stripes-wrap{position:relative;flex:1;min-width:0;font-size:0;line-height:0}.textarea-wrapper.bulk-mode .textarea-stripes-wrap{overflow:hidden}.textarea-stripes{display:none;position:absolute;inset:0;pointer-events:none;border:2px solid transparent;border-left:none;box-sizing:border-box;overflow:hidden;clip-path:inset(0);border-radius:0 4px 4px 0}.textarea-wrapper.bulk-mode .textarea-stripes{display:block}.textarea-stripes .stripe{width:100%}.textarea-stripes .stripe.stripe-even{background-color:#091e420a}[data-theme=dark] .textarea-stripes .stripe.stripe-even{background-color:#ffffff0a}.textarea-wrapper.bulk-mode .form-control{border-left:none;border-radius:0 4px 4px 0;line-height:21px;resize:none;box-sizing:border-box;height:238px;overflow-y:auto;background-color:transparent;position:relative;z-index:1}.textarea-wrapper.bulk-mode{display:flex;height:238px}.textarea-wrapper.bulk-mode .form-control:focus{outline:none!important;box-shadow:none!important;border-color:var(--border)!important}.textarea-wrapper.bulk-mode:focus-within:after{content:"";position:absolute;inset:0;border:2px solid var(--primary);border-radius:4px;pointer-events:none;z-index:2}.textarea-wrapper.bulk-limit:focus-within:after{border-color:var(--danger)}.bulk-toggle-group{margin-top:11px;margin-bottom:30px}.bulk-toggle{display:inline-flex;align-items:center;gap:.5rem;cursor:pointer;-webkit-user-select:none;user-select:none}.bulk-toggle__label{font-size:.8rem;color:var(--text-sub)}.input-with-emoji{position:relative;display:flex;align-items:stretch}.input-with-emoji .form-control{border-top-left-radius:0;border-bottom-left-radius:0;border-left:none}.emoji-btn{display:flex;align-items:center;justify-content:center;padding:0 .75rem;background-color:var(--surface-color);border:2px solid var(--border);border-right:1px solid var(--border);border-top-left-radius:4px;border-bottom-left-radius:4px;cursor:pointer;font-size:1.25rem;transition:all .2s ease}.emoji-btn:hover,.emoji-btn:focus{background-color:var(--btn-hover)}.emoji-btn.empty .emoji-display{opacity:.5;filter:grayscale(100%);display:inline-block}.modal-divider{border:0;border-top:1px solid var(--border);margin:1.5rem 0}.modal-section-title{font-size:1rem;color:var(--text-main);margin-bottom:.5rem;font-weight:600}.column-order-spoiler{margin-top:1.25rem}.column-order-spoiler>summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:.25rem;-webkit-user-select:none;user-select:none}.column-order-spoiler>summary::-webkit-details-marker{display:none}.column-order-spoiler>summary:after{content:"";display:inline-block;width:16px;height:16px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b778c' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-size:contain;background-repeat:no-repeat;transition:transform .2s 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scale(1.1)}.column-order-list{display:flex;flex-direction:column;gap:.5rem;margin-top:.5rem;max-height:240px;overflow-y:auto}.column-order-item{display:flex;align-items:center;justify-content:space-between;padding:.5rem .75rem;background-color:var(--bg-color);border:2px solid var(--border);border-radius:4px;font-size:.875rem;transition:border-color .2s ease;cursor:pointer}.column-order-item--active{border-color:var(--primary)}.col-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0;flex:1;margin-left:2px}.column-order-controls{display:flex;align-items:center;gap:.25rem;flex-shrink:0;margin-left:.75rem}.column-order-item.column-hidden .col-name{opacity:.35}.col-order-divider{width:2px;height:16px;background-color:var(--border)}.col-order-btn{display:flex;align-items:center;justify-content:center;width:26px;height:26px;border:none;border-radius:4px;background:transparent;color:#6b778c;cursor:pointer;transition:background-color .12s ease,color .12s 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ease-out}.emoji-clear-btn{display:block;width:100%;padding:.4rem;margin-bottom:.5rem;background-color:var(--bg-color);border:1px solid var(--border);border-radius:4px;color:var(--text-sub);font-size:.75rem;font-weight:600;text-align:center;cursor:pointer;transition:all .2s ease}.emoji-clear-btn:hover{background-color:var(--btn-hover);color:var(--text-main)}.emoji-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:.25rem}.emoji-option{display:flex;align-items:center;justify-content:center;font-size:1.5rem;width:2rem;height:2rem;border-radius:4px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:background-color .1s}.emoji-option:hover{background-color:var(--btn-hover)}.form-control:focus{background-color:var(--surface-color);border-color:var(--primary)}textarea.form-control{resize:none;min-height:100px}.setting-row{display:flex;justify-content:space-between;align-items:center;padding-bottom:1rem;margin-bottom:1rem;border-bottom:1px solid var(--border)}.setting-row:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.setting-info{flex:1;padding-right:1.5rem}.setting-info .form-label{margin-bottom:.25rem;font-size:.875rem;color:var(--text-main)}.setting-desc{font-size:.75rem;color:var(--text-sub);line-height:1.4;display:block}.switch{position:relative;display:inline-block;width:44px;height:24px;flex-shrink:0}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;inset:0;background-color:var(--btn-subtle);border:2px solid var(--border);transition:.3s}.slider:before{position:absolute;content:"";height:16px;width:16px;left:2px;top:50%;transform:translateY(-50%);background-color:var(--text-sub);transition:.3s}input:checked+.slider{background-color:var(--primary);border-color:var(--primary)}input:focus+.slider{box-shadow:0 0 1px var(--primary)}input:checked+.slider:before{transform:translate(20px) translateY(-50%);background-color:#fff}.slider.round{border-radius:24px}.slider.round:before{border-radius:50%}.modal__footer{padding:1rem 1.5rem;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--border);background-color:var(--bg-color);border-bottom-left-radius:6px;border-bottom-right-radius:6px;flex-shrink:0}.modal__actions-right{display:flex;gap:.75rem;margin-left:auto}*{scrollbar-width:thin;scrollbar-color:var(--text-sub) rgba(9,30,66,.05)}[data-theme=dark] *{scrollbar-color:var(--text-sub) rgba(0,0,0,.15)}::-webkit-scrollbar{width:14px;height:16px}::-webkit-scrollbar-track{background:#091e420d;border-radius:4px}[data-theme=dark] ::-webkit-scrollbar-track{background:#00000026}::-webkit-scrollbar-thumb{background:var(--text-sub);border-radius:6px;border:2px solid var(--bg-color)}::-webkit-scrollbar-thumb:hover{background:var(--text-main)}@media(max-width:850px)and (pointer:coarse){body{min-width:100vw;width:100vw;overflow-x:hidden}.app-header{padding:1rem}.app-header__left .logo{font-size:1.5rem;margin-right:.5rem}.board-container{padding:1rem;gap:1rem;overflow-x:auto;width:100%}.empty-state{max-width:100%;padding:2rem 1.5rem}.modal__content{width:95%;margin:0 auto}}.modal__content--wide{max-width:640px}.view-task-body{padding:1.5rem;max-height:60vh;overflow-y:auto;overflow-x:auto}.view-task-text{font-size:.95rem;line-height:1.7;color:var(--text-primary);word-break:break-word;white-space:pre-wrap}.view-task-text code{padding:.15rem .4rem;border-radius:4px;font-size:.85em}.view-task-text a{color:var(--primary);text-decoration:underline}.validation-error-body{padding:1rem 1.5rem;max-height:50vh;overflow-y:auto}.validation-error-intro{color:var(--text-secondary);font-size:.82rem;font-weight:300;margin-bottom:1rem}.validation-error-list{display:flex;flex-direction:column;gap:.5rem}.validation-error-item{display:flex;align-items:flex-start;gap:.75rem;padding:.6rem .75rem;background:var(--bg-color);border-radius:8px;border-left:3px solid var(--danger);font-size:.82rem;font-family:var(--font-mono);line-height:1.4}.validation-error-item--warning{border-left-color:var(--warning, #f0ad4e)}.validation-error-item--warning .validation-error-rule{color:var(--warning, #f0ad4e)}.validation-error-line{flex-shrink:0;background:var(--danger);color:#fff;font-size:.75rem;font-weight:700;padding:.15rem .5rem;border-radius:4px;min-width:2.5rem;text-align:center;font-family:Inter,monospace}.validation-error-item--warning .validation-error-line{background:var(--warning, #f0ad4e)}.validation-error-message{color:var(--text-primary);word-break:break-word;line-height:2}.validation-error-message code{padding:.15rem .45rem;-webkit-box-decoration-break:clone;box-decoration-break:clone}.validation-error-rule{color:var(--danger);font-size:.65rem;font-family:var(--font-mono);opacity:1;margin-top:.45rem;font-weight:300;letter-spacing:.3px}.validation-error-body-cell{flex:1;min-width:0}.validation-ignore-btn{flex-shrink:0;align-self:center;padding:.2rem .55rem;background:transparent;border:1px solid var(--warning, #f0ad4e);border-radius:4px;color:var(--warning, #f0ad4e);font-size:.7rem;font-weight:600;cursor:pointer;transition:background .15s,color .15s;text-transform:uppercase;letter-spacing:.5px}.validation-ignore-btn:hover{background:var(--warning, #f0ad4e);color:#1a1a1a}.validation-error-item--dismissed{animation:validation-dismiss .3s ease-out forwards;pointer-events:none}@keyframes validation-dismiss{0%{opacity:1;max-height:200px;padding:.6rem .75rem;margin-bottom:0}50%{opacity:0;max-height:200px;padding:.6rem .75rem}to{opacity:0;max-height:0;padding:0;margin:0;overflow:hidden}}#toast-container{position:fixed;bottom:1.5rem;right:1.5rem;display:flex;flex-direction:column;gap:.75rem;z-index:10000;pointer-events:none;max-width:420px;width:calc(100% - 3rem)}.toast{pointer-events:auto;display:flex;align-items:flex-start;gap:.75rem;padding:.85rem 1rem;border-radius:12px;font-size:.85rem;line-height:1.45;box-shadow:0 8px 24px #0003,0 2px 8px #0000001a;animation:toast-slide-in .35s cubic-bezier(.2,0,0,1) forwards;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.toast--error{background:#dc3545eb;color:#fff;border:1px solid rgba(255,255,255,.15)}.toast--warning{background:#f0ad4eeb;color:#1a1a1a;border:1px solid rgba(0,0,0,.1)}.toast__icon{flex-shrink:0;font-size:1.1rem;line-height:1.3}.toast__body{flex:1;min-width:0}.toast__title{font-weight:600;margin-bottom:.2rem}.toast__message{opacity:.9;word-break:break-word}.toast__details-btn{display:inline-block;margin-top:.4rem;padding:.2rem .6rem;background:#fff3;border:1px solid rgba(255,255,255,.3);border-radius:4px;color:inherit;font-size:.8rem;font-weight:600;cursor:pointer;transition:background .15s}.toast__details-btn:hover{background:#ffffff59}.toast__close{flex-shrink:0;background:none;border:none;color:inherit;cursor:pointer;font-size:1.2rem;line-height:1;opacity:.7;padding:0;transition:opacity .15s}.toast__close:hover{opacity:1}.toast.toast--exiting{animation:toast-fade-out .25s cubic-bezier(.4,0,1,1) forwards}@keyframes toast-slide-in{0%{transform:translateY(100%) translate(20px);opacity:0}to{transform:translateY(0) translate(0);opacity:1}}@keyframes toast-fade-out{0%{transform:translateY(0);opacity:1}to{transform:translateY(10px);opacity:0}}