:root{--primary-rgb: 99, 102, 241;--primary: rgb(var(--primary-rgb));--primary-hover: rgba(var(--primary-rgb), .85);--primary-light: rgba(var(--primary-rgb), .12);--bg-app: #f9f9fb;--bg-card: #ffffff;--bg-sidebar: #f3f3f5;--text-main: #1f2937;--text-muted: #6b7280;--border-light: #e5e7eb;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .08), 0 2px 4px -1px rgba(0, 0, 0, .04);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -2px rgba(0, 0, 0, .04);--color-open: #4f46e5;--color-progress: #d97706;--color-completed: #059669;--color-canceled: #dc2626;--color-open-bg: rgba(79, 70, 229, .1);--color-progress-bg: rgba(217, 119, 6, .1);--color-completed-bg: rgba(5, 150, 105, .1);--color-canceled-bg: rgba(220, 38, 38, .1)}@media (prefers-color-scheme: dark){:root{--bg-app: #0f0f11;--bg-card: #18181c;--bg-sidebar: #121215;--text-main: #f3f4f6;--text-muted: #9ca3af;--border-light: #2a2a32;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -1px rgba(0, 0, 0, .2);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5), 0 4px 6px -2px rgba(0, 0, 0, .3)}}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-user-select:none;user-select:none}input,textarea,[contenteditable]{user-select:text;-webkit-user-select:text}body{background-color:var(--bg-app);color:var(--text-main);overflow:hidden;height:100vh;width:100vw}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.mini-layout{height:100vh;width:100vw;background:#18181cd9;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.08);border-radius:12px;color:#f3f4f6;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 20px 25px -5px #0009}.app-container{display:flex;height:100vh;width:100vw}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden;padding:24px}.top-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.search-container{display:flex;align-items:center;background:var(--bg-card);border:1px solid var(--border-light);border-radius:8px;padding:6px 12px;width:320px;box-shadow:var(--shadow-sm)}.search-input{border:none;background:transparent;outline:none;color:var(--text-main);margin-left:8px;flex:1;font-size:14px}.btn-primary{background:var(--primary);color:#fff;border:none;border-radius:6px;padding:8px 16px;font-weight:500;font-size:14px;cursor:pointer;transition:background .2s ease;display:inline-flex;align-items:center;gap:8px}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--bg-card);color:var(--text-main);border:1px solid var(--border-light);border-radius:6px;padding:8px 16px;font-weight:500;font-size:14px;cursor:pointer;transition:all .2s ease}.btn-secondary:hover{background:var(--bg-sidebar)}.board-rows{display:flex;flex-direction:column;gap:16px;flex:1;overflow-y:auto;padding-bottom:24px}.board-row-section{display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--border-light);border-radius:8px;box-shadow:var(--shadow-sm);overflow:hidden}.row-section-header{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:var(--bg-sidebar);border-bottom:1px solid var(--border-light)}.row-cards-container{display:flex;flex-direction:column;padding:10px;gap:8px}.task-card-row{background:var(--bg-card);border:1px solid var(--border-light);border-radius:6px;padding:10px 16px;box-shadow:var(--shadow-sm);display:flex;align-items:center;justify-content:space-between;gap:16px;transition:transform .15s ease,box-shadow .15s ease;cursor:pointer;position:relative}.task-card-row:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.task-row-left{display:flex;align-items:center;gap:12px;flex:1;min-width:0}.task-row-right{display:flex;align-items:center;gap:16px;flex-shrink:0}.task-card{background:var(--bg-card);border:1px solid var(--border-light);border-radius:8px;padding:12px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:8px;transition:transform .2s ease,box-shadow .2s ease;position:relative;cursor:pointer}.task-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.task-title{font-weight:500;font-size:14px;color:var(--text-main);line-height:1.4;word-break:break-word}.task-meta{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--text-muted)}.task-due{display:flex;align-items:center;gap:4px;padding:2px 6px;border-radius:4px;background:var(--bg-sidebar)}.task-due.overdue{color:var(--color-canceled);background:var(--color-canceled-bg)}.task-due.today{color:var(--color-progress);background:var(--color-progress-bg)}.task-actions{display:flex;gap:6px;opacity:0;transition:opacity .2s ease}.task-card:hover .task-actions{opacity:1}.icon-btn{background:transparent;border:none;cursor:pointer;padding:4px;border-radius:4px;color:var(--text-muted);display:inline-flex;align-items:center;justify-content:center}.icon-btn:hover{background:var(--border-light);color:var(--text-main)}.icon-btn.delete:hover{color:var(--color-canceled);background:var(--color-canceled-bg)}.overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0006;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn .2s ease}.modal-content{background:var(--bg-card);border:1px solid var(--border-light);border-radius:12px;width:480px;padding:24px;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:16px;animation:slideUp .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}.command-overlay{position:fixed;top:60px;left:50%;transform:translate(-50%);width:580px;z-index:2000;box-shadow:0 10px 30px #00000026;border-radius:10px;overflow:hidden;background:var(--bg-card);border:1px solid var(--border-light);display:flex;flex-direction:column;animation:slideDown .15s ease-out}@keyframes slideDown{0%{transform:translate(-50%,-20px);opacity:0}to{transform:translate(-50%);opacity:1}}.command-input-container{display:flex;align-items:center;padding:14px 16px;border-bottom:1px solid var(--border-light)}.command-main-input{border:none;background:transparent;outline:none;font-size:16px;color:var(--text-main);flex:1}.command-badge{font-size:10px;background:var(--primary-light);color:var(--primary);padding:2px 6px;border-radius:4px;font-weight:600}.command-helper{padding:12px 16px;background:var(--bg-app);font-size:12px;color:var(--text-muted);display:flex;flex-direction:column;gap:6px}.command-syntax{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}.syntax-tag{background:var(--bg-card);border:1px solid var(--border-light);padding:1px 6px;border-radius:4px;font-family:monospace;font-size:11px}.inline-edit-input{width:100%;font-size:14px;border:1px solid var(--primary);border-radius:4px;padding:2px 6px;outline:none;background:var(--bg-card);color:var(--text-main)}.dropdown-menu{position:absolute;top:100%;right:0;margin-top:6px;background:var(--bg-card);border:1px solid var(--border-light);border-radius:8px;box-shadow:var(--shadow-md);z-index:500;width:180px;display:flex;flex-direction:column;padding:4px 0;animation:slideUp .15s ease}.dropdown-item{background:transparent;border:none;padding:8px 12px;font-size:13px;color:var(--text-main);text-align:left;cursor:pointer;display:flex;align-items:center;gap:8px;transition:background .15s ease;width:100%}.dropdown-item:hover{background:var(--bg-sidebar)}.dropdown-item-header{padding:6px 12px;font-size:11px;font-weight:600;color:var(--text-muted);border-bottom:1px solid var(--border-light);margin-bottom:4px}.board-columns-grid{display:flex;gap:16px;flex:1;overflow-x:auto;align-items:flex-start;padding-bottom:16px;height:100%}.board-column{display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--border-light);border-radius:10px;min-width:280px;max-width:320px;flex:1;max-height:100%;padding:16px 12px;box-shadow:var(--shadow-sm)}.board-column-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding:0 4px}.board-column-tasks{display:flex;flex-direction:column;gap:10px;overflow-y:auto;flex:1;padding-right:4px}.view-toggle-container{display:flex;align-items:center;gap:8px;background:var(--bg-sidebar);border:1px solid var(--border-light);border-radius:8px;padding:4px;margin-bottom:16px;align-self:flex-start}.view-toggle-btn{background:transparent;border:none;border-radius:6px;padding:6px 12px;font-size:12px;font-weight:600;color:var(--text-muted);cursor:pointer;transition:all .2s ease}.view-toggle-btn.active{background:var(--bg-card);color:var(--primary);box-shadow:var(--shadow-sm)}@media (max-width: 768px){.sandbox-banner{display:none!important}}@media (max-width: 768px){body{overflow-y:auto;overflow-x:hidden;height:auto;min-height:100dvh}.app-container{flex-direction:column;height:auto;min-height:100dvh;width:100%;overflow:visible}.sidebar-root{width:100%!important;height:auto!important;min-height:unset!important;border-right:none!important;border-bottom:1px solid var(--border-light);padding:12px 16px!important;flex-direction:column!important;justify-content:flex-start!important;align-items:stretch!important;flex-wrap:nowrap;gap:0;position:sticky;top:0;z-index:200;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:var(--bg-sidebar)!important;box-shadow:0 2px 8px #00000014;overflow:visible}.sidebar-hamburger{display:flex!important;align-items:center;justify-content:center}.sidebar-body{display:none!important;margin-top:12px;padding-top:12px;border-top:1px solid var(--border-light);padding-bottom:8px}.sidebar-body--open{display:flex!important}.main-content{padding:14px 12px 32px;flex:1;overflow:visible}.top-header{flex-direction:column;gap:10px;margin-bottom:14px}.search-container{width:100%;max-width:100%}.view-toggle-container{width:100%;margin-bottom:12px;align-self:auto}.view-toggle-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:5px;padding:8px 10px}.board-columns-grid{display:flex;flex-direction:row;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scroll-snap-type:x mandatory;gap:12px;padding:4px 0 20px 2px;height:auto;min-height:55vh;align-items:flex-start}.board-column{flex:0 0 88vw;width:88vw;min-width:0;max-width:88vw;max-height:none;height:auto;scroll-snap-align:start;overflow-y:visible;padding:14px 12px}.board-column-tasks{overflow-y:visible;max-height:none}.board-rows{overflow-y:visible;-webkit-overflow-scrolling:touch;padding-bottom:40px}.board-row-section{border-radius:10px}.task-card-row{flex-wrap:nowrap;gap:8px;padding:10px 12px;align-items:center}.task-row-left{flex:1;min-width:0}.task-row-right{flex-shrink:0;gap:6px;flex-wrap:nowrap;align-items:center}.task-actions{opacity:1!important}.overlay{align-items:flex-end;padding:0}.modal-content{width:100%!important;max-width:100%!important;margin:0;border-radius:18px 18px 0 0;position:relative;max-height:88dvh;overflow-y:auto;padding:20px 16px 32px}.command-overlay{width:96vw;left:2vw;right:2vw;transform:none;top:8px}}@media (max-width: 480px){.main-content{padding:12px 8px 28px}.board-column{flex:0 0 94vw;width:94vw;max-width:94vw}.modal-content{padding:16px 12px 28px}.top-header{gap:8px}}