*,: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}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{color:var(--color-text);background:#e5e7eb}.btn-secondary:hover{background:#d1d5db}.btn-ghost{color:var(--color-text-muted);background:0 0}.btn-ghost:hover{background:#f3f4f6}.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{color:var(--color-text);background:#e5e7eb}.btn-icon-danger:hover{color:var(--color-danger);background:#fee2e2}.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:#b91c1c;background:#fee2e2;border:1px solid #fca5a5}.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 .5rem}.card-body h3{margin-bottom:4px;font-size:15px}.card-meta{color:var(--color-text-muted);font-size:12px}.card-actions{flex-wrap:wrap;gap:6px;padding:.5rem 1rem .75rem;display:flex}.badge{border-radius:99px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-block}.badge-owner{color:#1d4ed8;background:#dbeafe}.badge-member{color:#6b7280;background:#f3f4f6}.badge-public{color:#065f46;background:#d1fae5}.badge-private{color:#92400e;background:#fef3c7}.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:#f3f4f6}.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{border-radius:var(--radius);background:#f9fafb;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:#f3f4f6}.assignee-item input{width:auto}.board-page{flex-direction:column;height:calc(100vh - 52px);display:flex}.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:flex-start;gap:12px;padding:1rem 1.5rem;display:flex;overflow-x:auto}.kanban-column{background:var(--color-column-bg);border-radius:var(--radius);flex-direction:column;flex-shrink:0;width:272px;max-height:calc(100vh - 140px);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{color:#374151;background:#d1d5db;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;display:flex;overflow-y:auto}.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-title{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}.move-menu-wrapper{position:relative}.move-menu{z-index:200;background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;min-width:150px;padding:4px 0;position:absolute;bottom:calc(100% + 4px);right:0;box-shadow:0 4px 12px #0000001f}.move-menu-label{color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.5px;padding:4px 12px 2px;font-size:11px;font-weight:600}.move-menu-item{text-align:left;cursor:pointer;width:100%;color:var(--color-text);background:0 0;border:none;padding:6px 12px;font-size:13px;line-height:1.4;display:block}.move-menu-item:hover{background:var(--color-bg)}.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}