*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg:#f0f2f5;--color-surface:#fff;--color-primary:#4f46e5;--color-primary-hover:#4338ca;--color-danger:#ef4444;--color-danger-hover:#dc2626;--color-secondary:#6b7280;--color-border:#e5e7eb;--color-text:#111827;--color-text-muted:#6b7280;--color-column-bg:#f3f4f6;--radius:8px;--shadow:0 1px 3px #0000001a, 0 1px 2px #0000000f;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:14px}[data-theme=dark]{--color-bg:#0f1117;--color-surface:#1a1d27;--color-primary:#6366f1;--color-primary-hover:#4f46e5;--color-danger:#f87171;--color-danger-hover:#ef4444;--color-border:#2e3140;--color-text:#e5e7eb;--color-text-muted:#6b7280;--color-column-bg:#1e2130;--shadow:0 1px 3px #0006, 0 1px 2px #0000004d;--shadow-md:0 4px 6px -1px #0006, 0 2px 4px -1px #0000004d}body,#root{min-height:100vh}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}input,textarea,select{border:1px solid var(--color-border);border-radius:var(--radius);outline:none;width:100%;padding:8px 12px;font-size:14px;transition:border-color .15s}input:focus,textarea:focus{border-color:var(--color-primary)}textarea{resize:vertical}button{cursor:pointer;border-radius:var(--radius);border:none;font-size:14px;transition:background .15s}.btn{padding:8px 16px;font-weight:500}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-secondary{background:var(--color-border);color:var(--color-text)}.btn-secondary:hover{background:var(--color-column-bg)}.btn-ghost{color:var(--color-text-muted);background:0 0}.btn-ghost:hover{background:var(--color-column-bg)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover{background:var(--color-danger-hover)}.btn-sm{padding:5px 10px;font-size:12px}.btn-full{width:100%}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-icon{color:var(--color-text-muted);background:0 0;border:none;border-radius:4px;padding:2px 5px;font-size:13px;line-height:1}.btn-icon:hover{background:var(--color-border);color:var(--color-text)}.btn-icon-danger:hover{color:var(--color-danger);background:#ef444426}.navbar{background:var(--color-surface);border-bottom:1px solid var(--color-border);z-index:100;height:52px;box-shadow:var(--shadow);justify-content:space-between;align-items:center;padding:0 1.5rem;display:flex;position:sticky;top:0}.navbar-brand{color:var(--color-primary);font-size:18px;font-weight:700}.navbar-right{align-items:center;gap:12px;display:flex}.navbar-user{color:var(--color-text-muted);font-size:13px}.main-content{padding:1.5rem}.loading-screen{height:60vh;color:var(--color-text-muted);justify-content:center;align-items:center;display:flex}.auth-page{justify-content:center;align-items:center;min-height:100vh;padding:1rem;display:flex}.auth-card{background:var(--color-surface);border-radius:var(--radius);width:100%;max-width:400px;box-shadow:var(--shadow-md);padding:2rem}.auth-card h1{margin-bottom:1.5rem;font-size:22px}.auth-form{flex-direction:column;gap:1rem;display:flex}.auth-footer{text-align:center;color:var(--color-text-muted);margin-top:1.25rem;font-size:13px}.form-group{flex-direction:column;gap:4px;display:flex}.form-group label{font-size:13px;font-weight:500}.form-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.alert{border-radius:var(--radius);padding:8px 12px;font-size:13px}.alert-error{color:var(--color-danger);background:#ef44441f;border:1px solid #ef44444d}.alert-success{color:#16a34a;background:#22c55e1f;border:1px solid #22c55e4d}.page{max-width:1100px;margin:0 auto}.page-header{justify-content:space-between;align-items:center;margin-bottom:1.25rem;display:flex}.page-header h1{font-size:22px}.page-breadcrumb{color:var(--color-text-muted);margin-bottom:.75rem;font-size:13px}.page-breadcrumb span{color:var(--color-text-muted)}.card-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem;display:grid}.card{background:var(--color-surface);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.card-body{cursor:pointer;padding:1rem 1rem .75rem}.card-body h3{margin-bottom:4px;font-size:15px}.card-meta{color:var(--color-text-muted);font-size:12px}.card-title-row{justify-content:space-between;align-items:flex-start;gap:6px;display:flex}.card-title-row h3{flex:1}.kanban-card-header{justify-content:space-between;align-items:flex-start;gap:4px;display:flex}.kanban-card-header .kanban-card-title{flex:1}.badge{border-radius:99px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-block}.badge-owner{color:#60a5fa;background:#3b82f626}.badge-member{background:var(--color-column-bg);color:var(--color-text-muted)}.badge-public{color:#34d399;background:#10b98126}.badge-private{color:#fbbf24;background:#f59e0b26}.inline-form{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:1rem;display:flex}.inline-form input{flex:1;min-width:180px}.checkbox-label{white-space:nowrap;cursor:pointer;align-items:center;gap:6px;display:flex}.checkbox-label input{width:auto}.empty-state{text-align:center;color:var(--color-text-muted);padding:3rem}.modal-overlay{z-index:200;background:#0006;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.modal{background:var(--color-surface);border-radius:var(--radius);width:100%;max-width:460px;box-shadow:var(--shadow-md)}.modal-large{max-width:560px}.modal-header{border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;padding:1rem 1.25rem;display:flex}.modal-header h2{font-size:16px}.modal-close{cursor:pointer;color:var(--color-text-muted);background:0 0;border:none;border-radius:4px;padding:2px 6px;font-size:16px}.modal-close:hover{background:var(--color-column-bg)}.modal-body{flex-direction:column;gap:1rem;padding:1.25rem;display:flex}.modal-footer{border-top:1px solid var(--color-border);justify-content:flex-end;gap:8px;margin-top:.5rem;padding:.75rem 1.25rem 1rem;display:flex}.member-list{flex-direction:column;gap:8px;list-style:none;display:flex}.member-item{background:var(--color-column-bg);border-radius:var(--radius);justify-content:space-between;align-items:center;padding:8px 10px;display:flex}.member-item div{align-items:center;gap:8px;display:flex}.avatar{background:var(--color-primary);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:26px;height:26px;font-size:12px;font-weight:600;display:inline-flex}.assignee-list{flex-direction:column;gap:6px;display:flex}.assignee-item{cursor:pointer;border-radius:4px;align-items:center;gap:8px;padding:4px;display:flex}.assignee-item:hover{background:var(--color-column-bg)}.assignee-item input{width:auto}.board-page{flex-direction:column;height:calc(100vh - 52px);display:flex;overflow:hidden}.board-header{background:var(--color-surface);border-bottom:1px solid var(--color-border);flex-shrink:0;justify-content:space-between;align-items:center;padding:.75rem 1.5rem;display:flex}.board-breadcrumb{color:var(--color-text-muted);align-items:center;gap:4px;font-size:13px;display:flex}.board-empty{width:100%;color:var(--color-text-muted);justify-content:center;align-items:center;padding:3rem;display:flex}.kanban-board{flex:1;align-items:stretch;gap:12px;padding:1rem 1.5rem;display:flex;overflow:auto hidden}.kanban-column{background:var(--color-column-bg);border-radius:var(--radius);flex-direction:column;flex-shrink:0;width:272px;min-height:0;display:flex}.kanban-column-header{cursor:grab;-webkit-user-select:none;user-select:none;align-items:center;gap:6px;padding:10px 12px 8px;display:flex}.kanban-column-header:active{cursor:grabbing}.kanban-column-title{flex:1;font-size:13px;font-weight:600}.kanban-column-count{background:var(--color-border);color:var(--color-text);border-radius:99px;padding:1px 7px;font-size:11px;font-weight:600}.kanban-column-header-actions{gap:2px;display:flex}.kanban-cards{flex-direction:column;flex:1;gap:6px;min-height:4px;padding:0 8px 8px;display:flex;overflow-y:auto}.column-loading{color:var(--color-text-muted);text-align:center;padding:12px 8px;font-size:12px}.kanban-card{background:var(--color-surface);box-shadow:var(--shadow);cursor:grab;border:1px solid var(--color-border);border-radius:6px;padding:8px 10px;position:relative}.kanban-card:active,.kanban-card.dragging{cursor:grabbing}.kanban-card.completed{opacity:.65}.kanban-card-header{align-items:flex-start;gap:4px;display:flex}.kanban-card-title{flex:1;font-size:13px;font-weight:500;line-height:1.4}.kanban-card-desc{color:var(--color-text-muted);white-space:pre-wrap;margin-top:4px;font-size:12px;line-height:1.4}.kanban-card-assignees{gap:3px;margin-top:6px;display:flex}.kanban-card-assignees .avatar{width:22px;height:22px;font-size:10px}.kanban-card-actions{justify-content:flex-end;gap:2px;margin-top:6px;display:flex}.card-complete-btn{border:1.5px solid var(--color-border);cursor:pointer;width:20px;height:20px;color:var(--color-text-muted);background:0 0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;padding:0;font-size:11px;line-height:1;transition:background .15s,border-color .15s,color .15s;display:flex}.card-complete-btn:hover{color:#22c55e;border-color:#22c55e}.card-complete-btn.active{color:#fff;background:#22c55e;border-color:#22c55e}.checklist-progress{align-items:center;gap:6px;margin-top:6px;display:flex}.checklist-progress-bar{background:var(--color-border);border-radius:99px;flex:1;height:4px;overflow:hidden}.checklist-progress-bar.done{background:#22c55e33}.checklist-progress-fill{background:var(--color-primary);border-radius:99px;height:100%;transition:width .2s}.checklist-progress-bar.done .checklist-progress-fill{background:#22c55e}.checklist-progress-label{color:var(--color-text-muted);white-space:nowrap;font-size:11px}.checklist-progress-label.done{color:#22c55e;font-weight:600}.checklist-progress-modal{margin-bottom:8px}.checklist-progress-modal .checklist-progress-bar{height:6px}.checklist-list{flex-direction:column;gap:4px;margin-top:4px;display:flex}.checklist-item{align-items:center;gap:8px;padding:3px 0;display:flex}.checklist-item-text{flex:1;font-size:13px}.checklist-item-text.checked{color:var(--color-text-muted);text-decoration:line-through}.checklist-item-delete{cursor:pointer;color:var(--color-text-muted);opacity:0;background:0 0;border:none;border-radius:4px;padding:2px 4px;font-size:12px;line-height:1}.checklist-item:hover .checklist-item-delete{opacity:1}.checklist-item-delete:hover{color:var(--color-danger);background:#ef44441a}.checklist-count{background:var(--color-border);border-radius:99px;margin-left:6px;padding:1px 7px;font-size:11px;font-weight:600}.checklist-add-form{flex-direction:column;margin-top:6px;display:flex}.checklist-add-form input{font-size:13px}.btn-add-card{color:var(--color-text-muted);text-align:left;border-radius:0 0 var(--radius) var(--radius);background:0 0;border:none;width:100%;margin-top:4px;padding:8px 12px;font-size:12px}.btn-add-card:hover{color:var(--color-text);background:#0000000a}.add-card-form{flex-direction:column;gap:6px;padding:0 8px 6px;display:flex}.add-card-form input{font-size:13px}.add-card-actions{gap:6px;display:flex}.due-badge{background:var(--color-column-bg);color:var(--color-text-muted);border-radius:99px;margin-top:5px;padding:2px 6px;font-size:11px;display:inline-block}.due-badge.due-soon{color:#fbbf24;background:#f59e0b26}.due-badge.due-overdue{color:var(--color-danger);background:#ef444426}.due-badge.due-complete{color:#22c55e;background:#22c55e26}.board-header-right{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.filter-bar{align-items:center;gap:5px;display:flex}.filter-label{color:var(--color-text-muted);font-size:12px}.filter-btn{background:var(--color-border);color:var(--color-text);border:2px solid #0000;border-radius:99px;padding:3px 10px;font-size:12px;font-weight:500}.filter-btn.active{background:var(--color-primary);color:#fff}.filter-btn-avatar{background:0 0;border:2px solid #0000;border-radius:50%;padding:2px}.filter-btn-avatar.active{border-color:var(--color-primary)}.desc-header{justify-content:space-between;align-items:center;margin-bottom:4px;display:flex}.desc-header label{margin-bottom:0}.markdown-preview{border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-column-bg);min-height:120px;padding:10px 12px;font-size:14px;line-height:1.6}.markdown-preview p{margin:0 0 .5em}.markdown-preview p:last-child{margin-bottom:0}.markdown-preview ul,.markdown-preview ol{margin:.25em 0 .5em;padding-left:1.4em}.markdown-preview li{margin:2px 0}.markdown-preview h1,.markdown-preview h2,.markdown-preview h3{margin:.5em 0 .25em;font-weight:600}.markdown-preview h1{font-size:18px}.markdown-preview h2{font-size:16px}.markdown-preview h3{font-size:14px}.markdown-preview code{background:var(--color-border);color:#f472b6;border-radius:4px;padding:1px 5px;font-family:ui-monospace,monospace;font-size:13px}.markdown-preview pre{color:#e2e8f0;background:#1e293b;border-radius:6px;margin:.5em 0;padding:10px 12px;overflow-x:auto}.markdown-preview pre code{color:inherit;background:0 0;padding:0;font-size:13px}.markdown-preview a{color:var(--color-primary);text-decoration:underline}.markdown-preview blockquote{border-left:3px solid var(--color-border);color:var(--color-text-muted);margin:.5em 0;padding-left:12px}.markdown-preview hr{border:none;border-top:1px solid var(--color-border);margin:.75em 0}.markdown-preview table{border-collapse:collapse;width:100%;margin:.5em 0;font-size:13px}.markdown-preview th,.markdown-preview td{border:1px solid var(--color-border);text-align:left;padding:5px 10px}.markdown-preview th{background:var(--color-column-bg);font-weight:600}.markdown-empty{color:var(--color-text-muted);font-size:13px;font-style:italic}.assignee-fullname{color:var(--color-text-muted);font-size:12px}.col-collapse-btn{color:var(--color-text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:2px 5px;font-size:10px;line-height:1}.col-collapse-btn:hover{background:var(--color-border);color:var(--color-text)}.assigned-chips{flex-wrap:wrap;gap:6px;margin-bottom:8px;display:flex}.assigned-chip{background:var(--color-column-bg);border:1px solid var(--color-border);border-radius:99px;align-items:center;gap:5px;padding:3px 8px 3px 4px;font-size:12px;display:inline-flex}.assigned-chip-name{font-weight:500}.assigned-chip-remove{cursor:pointer;color:var(--color-text-muted);background:0 0;border:none;border-radius:99px;padding:0 2px;font-size:11px;line-height:1}.assigned-chip-remove:hover{color:var(--color-danger);background:#ef44441a}.member-search-wrapper{position:relative}.member-dropdown{z-index:300;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);max-height:200px;padding:4px 0;list-style:none;position:absolute;top:calc(100% + 4px);left:0;right:0;overflow-y:auto;box-shadow:0 4px 12px #0000001f}.member-dropdown-item{cursor:pointer;align-items:center;gap:8px;padding:7px 12px;display:flex}.member-dropdown-item:hover{background:var(--color-bg)}.member-dropdown-empty{color:var(--color-text-muted);text-align:center;padding:10px 12px;font-size:12px}.load-more-btn{border:1px dashed var(--color-border);width:100%;color:var(--color-text-muted);border-radius:var(--radius);cursor:pointer;background:0 0;margin-top:2px;padding:6px;font-size:12px;transition:background .15s}.load-more-btn:hover:not(:disabled){background:var(--color-border);color:var(--color-text)}.load-more-btn:disabled{opacity:.6;cursor:not-allowed}.invite-search-wrapper{position:relative}.invite-search-row{align-items:center;gap:8px;display:flex}.invite-search-row input{flex:1}.user-suggestions{z-index:300;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);max-height:220px;padding:4px 0;list-style:none;position:absolute;top:calc(100% + 4px);left:0;right:0;overflow-y:auto;box-shadow:0 4px 12px #0000001f}.user-suggestion-item{cursor:pointer;align-items:center;gap:8px;padding:7px 12px;display:flex}.user-suggestion-item:hover{background:var(--color-bg)}.suggestion-username{font-size:13px;font-weight:500}.suggestion-fullname{color:var(--color-text-muted);font-size:12px}.user-suggestions-empty{color:var(--color-text-muted);text-align:center;padding:10px 12px;font-size:12px}.searching-text{align-items:center;gap:6px;display:inline-flex}.searching-text:before{content:"";border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;width:12px;height:12px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.no-results-text{color:var(--color-text-muted);font-style:italic}.theme-toggle{background:var(--color-column-bg);border:1px solid var(--color-border);cursor:pointer;border-radius:99px;padding:4px 10px;font-size:16px;line-height:1;transition:background .15s}.theme-toggle:hover{background:var(--color-border)}[data-theme=dark] input,[data-theme=dark] textarea,[data-theme=dark] select{background:var(--color-column-bg);color:var(--color-text)}[data-theme=dark] input[type=checkbox]{accent-color:var(--color-primary)}[data-theme=dark] .kanban-card.dragging{box-shadow:0 8px 24px #0009}.ctx-menu-wrapper{position:relative}.ctx-menu-btn{color:var(--color-text-muted);cursor:pointer;letter-spacing:1px;background:0 0;border:none;border-radius:4px;padding:3px 6px;font-size:16px;line-height:1}.ctx-menu-btn:hover{background:var(--color-border);color:var(--color-text)}.ctx-menu{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow-md);min-width:164px;padding:4px 0}.ctx-menu-item{text-align:left;cursor:pointer;width:100%;color:var(--color-text);background:0 0;border:none;align-items:center;gap:8px;padding:7px 14px;font-size:13px;display:flex}.ctx-menu-item:hover{background:var(--color-column-bg)}.ctx-menu-item.danger{color:var(--color-danger)}.ctx-menu-item.danger:hover{background:#ef44441a}.ctx-menu-divider{border:none;border-top:1px solid var(--color-border);margin:4px 0}