*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;line-height:1.5;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f5f5f5;color:#333;min-height:100vh;overflow-x:hidden;width:100%;max-width:100vw}h1,h2,h3,h4,h5,h6{line-height:1.2;margin-bottom:.5em}h1{font-size:1.8rem}h2{font-size:1.5rem}h3{font-size:1.3rem}h4{font-size:1.1rem}h5{font-size:1rem}h6{font-size:.9rem}p{margin-bottom:1em;line-height:1.6}button{font-family:inherit;font-size:inherit;line-height:inherit;border:none;background:none;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}input,textarea,select{font-family:inherit;font-size:inherit;line-height:inherit;border:none;background:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}input[type=text],input[type=email],input[type=password],textarea{-webkit-appearance:none;-moz-appearance:none;appearance:none;border-radius:0}a,button,input,select,textarea{min-height:44px;min-width:44px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f1f1;border-radius:4px}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}:focus{outline:2px solid #007bff;outline-offset:2px}:focus:not(:focus-visible){outline:none}::selection{background-color:#007bff;color:#fff}::-moz-selection{background-color:#007bff;color:#fff}@media (max-width: 768px){html{font-size:14px}body{padding:0;margin:0}h1{font-size:1.6rem}h2{font-size:1.4rem}h3{font-size:1.2rem}h4{font-size:1rem}h5{font-size:.9rem}h6{font-size:.8rem}}@media (max-width: 480px){html{font-size:13px}h1{font-size:1.5rem}h2{font-size:1.3rem}h3{font-size:1.1rem}}@media (prefers-color-scheme: dark){body{background-color:#1a1a1a;color:#fff}::-webkit-scrollbar-track{background:#2d2d2d}::-webkit-scrollbar-thumb{background:#555}::-webkit-scrollbar-thumb:hover{background:#777}}@media (prefers-contrast: high){body{background-color:#fff;color:#000}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}@media print{*{background:transparent!important;color:#000!important;box-shadow:none!important;text-shadow:none!important}body{font-size:12pt;line-height:1.4}h1,h2,h3,h4,h5,h6{page-break-after:avoid}p{orphans:3;widows:3}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.no-scroll{overflow:hidden}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading{animation:spin 1s linear infinite}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.fade-in{animation:fadeIn .3s ease-in}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.slide-up{animation:slideUp .3s ease-out}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background:#f2f2f2}.auth-form{background:#fff;padding:30px;border-radius:10px;box-shadow:0 0 15px #0000001a;width:100%;max-width:400px}.auth-form h2{text-align:center;margin-bottom:20px;font-weight:600}.auth-form input{width:100%;padding:12px;margin-bottom:15px;border-radius:5px;border:1px solid #ddd;font-size:1rem}.auth-form button{width:100%;padding:12px;background:#007bff;color:#fff;font-weight:700;border:none;border-radius:5px;cursor:pointer;font-size:1rem;transition:background .3s}.auth-form button:hover{background:#0056b3}.auth-form p{margin-top:10px;text-align:center}.dashboard-container{padding:24px;max-width:1200px;margin:0 auto;min-height:100vh;background:#f8f9fa;box-sizing:border-box}.dashboard-header{text-align:center;margin-bottom:40px;padding:20px 0}.dashboard-header h2{margin:0 0 8px;font-size:2.5rem;font-weight:700;color:#333;background:linear-gradient(135deg,#007bff,#28a745);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.dashboard-subtitle{margin:0;font-size:1.1rem;color:#666;font-weight:400}.create-board-section{background:#fff;padding:24px;border-radius:12px;margin-bottom:32px;box-shadow:0 2px 8px #0000001a;border:1px solid #e0e0e0}.create-board-section h3{margin:0 0 16px;font-size:1.3rem;font-weight:600;color:#333}.create-board{display:flex;gap:12px;align-items:stretch}.board-name-input{flex:1;padding:12px 16px;border-radius:8px;border:1px solid #ddd;font-size:16px;background:#fff;transition:all .2s ease;min-width:200px}.create-board-btn{padding:12px 24px;background:linear-gradient(135deg,#007bff,#0056b3);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s ease;white-space:nowrap;min-width:140px;box-shadow:0 2px 8px #007bff4d}.create-board-btn:hover:not(:disabled){background:linear-gradient(135deg,#0056b3,#004085);transform:translateY(-1px);box-shadow:0 4px 12px #007bff66}.create-board-btn:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:0 2px 8px #007bff33}.boards-section{background:#fff;padding:24px;border-radius:12px;box-shadow:0 2px 8px #0000001a;border:1px solid #e0e0e0}.boards-section h3{margin:0 0 20px;font-size:1.3rem;font-weight:600;color:#333}.empty-state{text-align:center;padding:40px 20px;color:#666}.empty-state p{margin:8px 0;font-size:1rem}.empty-state p:first-child{font-weight:600;color:#333}.board-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.board-card{background:#fff;border:1px solid #e0e0e0;border-radius:12px;overflow:hidden;transition:all .2s ease;box-shadow:0 2px 8px #0000001a;position:relative}.board-card:hover{transform:translateY(-2px);box-shadow:0 4px 16px #00000026;border-color:#007bff}.board-card-content{padding:20px;cursor:pointer}.board-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;gap:8px}.board-card h4{margin:0;font-size:1.2rem;font-weight:600;color:#333;word-break:break-word;flex:1}.settings-btn{position:relative;background-color:#ffffffe6;border:1px solid #eee;border-radius:50%;width:32px;height:32px;padding:0;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:all .2s ease;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);flex-shrink:0}.board-card:hover .settings-btn{opacity:1}.settings-btn img{width:16px;height:16px;filter:opacity(.7);transition:filter .2s ease}.settings-btn:hover{background-color:#f0f8ff;border-color:#007bff;transform:scale(1.1)}.settings-btn:hover img{filter:opacity(1)}.board-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.board-role{padding:4px 8px;background:#f8f9fa;color:#666;font-size:12px;border-radius:4px;font-weight:500;border:1px solid #e0e0e0}.active-badge{padding:4px 8px;background:linear-gradient(135deg,#28a745,#20c997);color:#fff;font-size:12px;border-radius:4px;font-weight:600;box-shadow:0 2px 4px #28a7454d}.board-actions{padding:12px 20px;border-top:1px solid #f0f0f0;background:#fafafa}.invite-btn{padding:8px 16px;background:linear-gradient(135deg,#17a2b8,#20c997);color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:13px;font-weight:600;transition:all .2s ease;box-shadow:0 2px 4px #17a2b84d}.invite-btn:hover{background:linear-gradient(135deg,#138496,#1ea085);transform:translateY(-1px);box-shadow:0 4px 8px #17a2b866}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal-content{background:#fff;border-radius:12px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto;box-shadow:0 10px 30px #0000004d}.modal-header{padding:20px 24px;border-bottom:1px solid #e0e0e0;display:flex;align-items:center;justify-content:space-between}.modal-header h3{margin:0;font-size:1.2rem;font-weight:600;color:#333}.modal-close{background:none;border:none;font-size:24px;cursor:pointer;color:#666;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s ease}.modal-close:hover{background:#f0f0f0;color:#333}.modal-body{padding:24px}.invite-input-container{position:relative}.invite-input-container label{display:block;margin-bottom:8px;font-weight:600;color:#333}.invite-email-input{width:100%;padding:12px 16px;border:1px solid #ddd;border-radius:8px;font-size:16px;transition:all .2s ease;box-sizing:border-box}.user-dropdown{position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid #ddd;border-top:none;border-radius:0 0 8px 8px;max-height:200px;overflow-y:auto;z-index:10;box-shadow:0 4px 12px #00000026}.modal-footer{padding:20px 24px;border-top:1px solid #e0e0e0;display:flex;gap:12px;justify-content:flex-end}.cancel-btn{padding:10px 20px;background:#f8f9fa;color:#666;border:1px solid #ddd;border-radius:6px;cursor:pointer;font-weight:500;transition:all .2s ease}.cancel-btn:hover{background:#e9ecef;color:#333}.invite-submit-btn{padding:10px 20px;background:linear-gradient(135deg,#28a745,#20c997);color:#fff;border:none;border-radius:6px;cursor:pointer;font-weight:600;transition:all .2s ease;box-shadow:0 2px 4px #28a7454d}.invite-submit-btn:hover:not(:disabled){background:linear-gradient(135deg,#218838,#1ea085);transform:translateY(-1px);box-shadow:0 4px 8px #28a74566}.invite-submit-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.loading-spinner{text-align:center;padding:40px;font-size:1.1rem;color:#666}@media (max-width: 768px){.dashboard-container{padding:16px;background:#f8f9fa}.dashboard-header{margin-bottom:24px;padding:16px 0}.dashboard-header h2{font-size:2rem}.dashboard-subtitle{font-size:1rem}.create-board-section,.boards-section{padding:20px;margin-bottom:20px}.create-board{flex-direction:column;gap:12px}.board-name-input,.create-board-btn{width:100%;min-width:unset;padding:14px 16px;font-size:16px}.board-list{grid-template-columns:1fr;gap:16px}.board-card-content{padding:16px}.board-card h4{font-size:1.1rem}.board-meta{gap:6px}.board-actions{padding:12px 16px}.settings-btn{width:36px;height:36px;opacity:.7}.settings-btn img{width:18px;height:18px}.board-card .settings-btn{opacity:.6}.board-card:hover .settings-btn,.board-card:active .settings-btn{opacity:1}.modal-overlay{padding:16px}.modal-content{max-height:85vh}.modal-header,.modal-body,.modal-footer{padding:16px 20px}.modal-footer{flex-direction:column-reverse}.cancel-btn,.invite-submit-btn{width:100%;padding:12px 20px;font-size:16px}.invite-email-input{font-size:16px;padding:14px 16px}}@media (max-width: 480px){.dashboard-container{padding:12px}.dashboard-header h2{font-size:1.8rem}.create-board-section,.boards-section{padding:16px}.board-card-content{padding:14px}.modal-header,.modal-body,.modal-footer{padding:12px 16px}}@media (min-width: 769px) and (max-width: 1024px){.dashboard-container{padding:20px}.board-list{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}}@media (min-width: 1200px){.dashboard-container{padding:32px}.board-list{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}}@media (prefers-color-scheme: dark){.dashboard-container{background:#1a1a1a;color:#fff}.create-board-section,.boards-section,.board-card{background:#2d2d2d;border-color:#404040}.dashboard-header h2{color:#fff}.dashboard-subtitle{color:#ccc}.board-name-input,.invite-email-input{background:#3a3a3a;border-color:#505050;color:#fff}.board-role{background:#404040;color:#ccc;border-color:#505050}.board-actions{background:#333;border-color:#404040}.modal-content{background:#2d2d2d;color:#fff}.modal-header,.modal-footer{border-color:#404040}.user-dropdown{background:#3a3a3a;border-color:#505050}.user-option:hover{background:#404040}.cancel-btn{background:#404040;color:#ccc;border-color:#505050}}.board-card:focus,.create-board-btn:focus,.invite-btn:focus,.settings-btn:focus,.board-name-input:focus,.invite-email-input:focus,.cancel-btn:focus,.invite-submit-btn:focus{outline:3px solid #007bff;outline-offset:2px}@media (prefers-contrast: high){.board-card,.create-board-section,.boards-section,.create-board-btn,.invite-btn,.invite-submit-btn{border:2px solid #000000}}.navbar{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(135deg,#2c3e50,#34495e);color:#fff;padding:16px 20px;border-radius:12px;margin-bottom:20px;box-shadow:0 4px 12px #00000026;flex-wrap:wrap;gap:12px;width:100%;box-sizing:border-box;position:relative;z-index:10}@media (min-width: 769px){.navbar{width:100%;max-width:none;padding:18px 24px;border-radius:16px;margin-bottom:24px;box-shadow:0 6px 20px #00000026;background:linear-gradient(135deg,#2c3e50,#34495e,#2c3e50)}}@media (min-width: 1200px){.navbar{padding:20px 32px;border-radius:20px;margin-bottom:28px}}.navbar h2{margin:0;font-size:1.5rem;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3);flex-shrink:0}@media (min-width: 769px){.navbar h2{font-size:1.75rem;font-weight:800;letter-spacing:-.5px}}@media (min-width: 1200px){.navbar h2{font-size:2rem}}.navbar>div{display:flex;align-items:center;gap:12px;flex-wrap:wrap;flex-shrink:0}@media (min-width: 769px){.navbar>div{gap:16px;flex-wrap:nowrap}}.navbar span{font-size:14px;font-weight:500;color:#ecf0f1;padding:6px 12px;background:#ffffff1a;border-radius:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);white-space:nowrap;border:1px solid rgba(255,255,255,.1)}@media (min-width: 769px){.navbar span{font-size:15px;padding:8px 16px;border-radius:25px;background:#ffffff26;border:1px solid rgba(255,255,255,.2)}}.navbar button{padding:10px 16px;background:linear-gradient(135deg,#e74c3c,#c0392b);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:all .3s ease;min-height:44px;min-width:80px;box-shadow:0 2px 6px #e74c3c4d;white-space:nowrap}@media (min-width: 769px){.navbar button{padding:12px 20px;font-size:15px;border-radius:10px;min-width:100px;box-shadow:0 3px 8px #e74c3c66}}@media (min-width: 1200px){.navbar button{padding:14px 24px;font-size:16px;min-width:120px}}.navbar button:hover{background:linear-gradient(135deg,#c0392b,#a93226);transform:translateY(-1px);box-shadow:0 4px 12px #e74c3c66}@media (min-width: 769px){.navbar button:hover{transform:translateY(-2px);box-shadow:0 6px 16px #e74c3c80}}.navbar button:active{transform:translateY(0);box-shadow:0 2px 6px #e74c3c4d}@media (max-width: 768px){.navbar{padding:14px 16px;border-radius:10px;margin-bottom:18px;flex-direction:column;text-align:center;gap:12px;background:linear-gradient(135deg,#2c3e50,#34495e)}.navbar h2{font-size:1.4rem;margin-bottom:6px;font-weight:700}.navbar>div{width:100%;justify-content:center;gap:10px;flex-wrap:wrap}.navbar span{font-size:13px;padding:6px 12px;border-radius:18px}.navbar button{padding:10px 16px;font-size:14px;min-width:80px;border-radius:8px}}@media (max-width: 480px){.navbar{padding:12px 14px;border-radius:8px;margin-bottom:16px;gap:10px}.navbar h2{font-size:1.25rem;margin-bottom:4px}.navbar>div{flex-direction:column;gap:8px;width:100%}.navbar span{font-size:12px;padding:5px 10px;border-radius:16px}.navbar button{padding:8px 14px;font-size:13px;width:100%;max-width:140px;border-radius:6px}}@media (min-width: 481px) and (max-width: 768px){.navbar{padding:16px 20px;border-radius:12px;margin-bottom:20px;flex-direction:row;gap:16px}.navbar h2{font-size:1.5rem}.navbar>div{width:auto;gap:12px;flex-wrap:nowrap}.navbar span{font-size:14px;padding:6px 14px}.navbar button{padding:10px 18px;font-size:14px;min-width:90px}}@media (max-width: 768px) and (orientation: landscape){.navbar{flex-direction:row;padding:10px 16px;gap:12px}.navbar h2{font-size:1.2rem}.navbar>div{width:auto;flex-direction:row;gap:10px}}@media (prefers-color-scheme: dark){.navbar{background:linear-gradient(135deg,#1a1a1a,#2d2d2d);border:1px solid #404040}.navbar span{background:#ffffff26;color:#fff}}@media (prefers-contrast: high){.navbar{background:#000;border:2px solid #ffffff}.navbar button{background:red;border:2px solid #ffffff}}@media (prefers-reduced-motion: reduce){.navbar button{transition:none}.navbar button:hover{transform:none}}.navbar button:focus{outline:3px solid #ffffff;outline-offset:2px}.navbar.loading{opacity:.7;pointer-events:none}.navbar .user-info{display:flex;align-items:center;gap:8px}.navbar .user-avatar{width:32px;height:32px;border-radius:50%;background:#fff3;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}@media (max-width: 480px){.navbar .user-avatar{width:28px;height:28px;font-size:12px}}.homepage-container{padding:16px;min-height:100vh;overflow-x:hidden;width:100%;box-sizing:border-box}@media (min-width: 769px){.homepage-container{margin-right:370px;padding-right:20px;width:calc(100% - 370px);max-width:none}}.task-input{margin-bottom:24px;display:flex;gap:12px;flex-wrap:wrap;align-items:stretch}.button-group{display:flex;gap:8px;flex-shrink:0}.task-input input{flex:1;min-width:200px;padding:12px 16px;border-radius:8px;border:1px solid #ddd;font-size:16px;background:#fff;transition:all .2s ease}.task-input input:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 3px #007bff40}.quick-add-btn{padding:12px 20px;background:linear-gradient(135deg,#17a2b8,#20c997);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s ease;white-space:nowrap;min-width:120px;box-shadow:0 2px 8px #17a2b84d}.quick-add-btn:hover{background:linear-gradient(135deg,#138496,#1ea085);transform:translateY(-1px);box-shadow:0 4px 12px #17a2b866}.quick-add-btn:active{transform:translateY(0)}.full-add-btn{padding:12px 20px;background:linear-gradient(135deg,#28a745,#20c997);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s ease;white-space:nowrap;min-width:120px;box-shadow:0 2px 8px #28a7454d}.full-add-btn:hover{background:linear-gradient(135deg,#218838,#1ea085);transform:translateY(-1px);box-shadow:0 4px 12px #28a74566}.full-add-btn:active{transform:translateY(0)}.kanban-board{display:flex;gap:16px;min-height:60vh;overflow-x:auto;padding-bottom:20px;width:100%}.column{flex:1;min-width:280px;background:#f8f9fa;padding:16px;border-radius:12px;min-height:400px;border:2px dashed transparent;transition:all .2s ease;box-shadow:0 2px 8px #0000001a}@media (min-width: 769px){.kanban-board{display:flex;width:100%;overflow-x:visible}.column{min-width:250px;max-width:none;flex:1}}.column:hover{background:#f0f0f0;box-shadow:0 4px 12px #00000026}.column h3{font-size:18px;font-weight:700;color:#333;text-align:center;border-bottom:3px solid #e0e0e0;border-radius:4px 4px 0 0;background:#ffffffb3;margin:-16px -16px 16px;padding:16px}.column[data-drag-over=true]{border-color:#007bff;background:#e3f2fd;transform:scale(1.02)}.task-list{margin-top:30px}.task-card{background:#fff;padding:16px;border-radius:12px;margin-bottom:12px;box-shadow:0 2px 8px #0000001a;border:1px solid #e0e0e0;transition:all .2s ease;cursor:pointer}@media (max-width: 768px){.homepage-container{padding:12px 12px 80px;margin-right:0;max-width:100%;overflow-x:hidden}.task-input{flex-direction:column;gap:12px;margin-bottom:20px}.task-input input{min-width:unset;width:100%;font-size:16px;padding:14px 16px}.button-group{width:100%;flex-direction:column;gap:8px}.quick-add-btn,.full-add-btn{width:100%;padding:14px 20px;font-size:16px;min-width:unset}.kanban-board{flex-direction:column;gap:20px;min-height:auto;overflow-x:visible}.column{min-width:unset;width:100%;min-height:300px;margin-bottom:0}.column h3{font-size:16px;padding:12px;margin:-16px -16px 12px}.task-card{padding:14px;margin-bottom:10px}.task-card{min-height:44px}}@media (max-width: 480px){.homepage-container{padding:8px}.task-input{margin-bottom:16px}.task-input input,.task-input button{padding:12px 14px;border-radius:6px}.kanban-board{gap:16px}.column{padding:12px;border-radius:8px;min-height:250px}.column h3{font-size:15px;padding:10px;margin:-12px -12px 10px}.task-card{padding:12px;border-radius:8px;margin-bottom:8px}}@media (max-width: 768px) and (orientation: landscape){.kanban-board{flex-direction:row;overflow-x:auto;gap:12px}.column{min-width:250px;flex-shrink:0}}@media (min-width: 769px) and (max-width: 1024px){.homepage-container{padding:20px}.kanban-board{gap:18px}.column{min-width:220px}}@media (min-width: 1200px){.homepage-container{padding:24px}.kanban-board{gap:24px}.column{min-width:280px}}@media (prefers-color-scheme: dark){.homepage-container{background:#1a1a1a;color:#fff}.column{background:#2d2d2d;border-color:#404040}.column h3{background:#ffffff1a;color:#fff;border-bottom-color:#404040}.task-card{background:#3a3a3a;border-color:#505050;color:#fff}.task-input input{background:#2d2d2d;border-color:#505050;color:#fff}.task-input input:focus{border-color:#007bff}}@media (prefers-contrast: high){.column,.task-card,.task-input button{border:2px solid #000000}}.task-card:focus,.quick-add-btn:focus,.full-add-btn:focus,.task-input input:focus{outline:3px solid #007bff;outline-offset:2px}.column.loading{opacity:.6;pointer-events:none}.task-card.dragging{opacity:.5;transform:rotate(5deg)}.task-card.not-draggable{opacity:.7}.task-card.mobile-dragging{opacity:.5;transform:scale(1.05);box-shadow:0 8px 20px #0003;z-index:1000;pointer-events:none}.task-card.mobile-pressing{transform:scale(1.03);box-shadow:0 4px 12px #00000026;transition:transform .1s ease-in-out,box-shadow .1s ease-in-out}.column.drag-over{background-color:#eaf2f8;border:2px dashed #3498db;border-radius:8px}body.mobile-drag-active{overflow:hidden;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.task-card{background:#fff;border-radius:12px;padding:16px;margin-bottom:12px;box-shadow:0 2px 8px #0000001a;border:1px solid #e0e0e0;position:relative;transition:all .2s ease;min-height:44px;cursor:pointer}.task-card:hover{box-shadow:0 4px 16px #00000026;transform:translateY(-2px)}.task-card:active{transform:translateY(0)}.task-card[draggable=true]{cursor:grab}.task-card[draggable=true]:active{cursor:grabbing}.task-titlebar{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;gap:8px}.title-text{font-weight:600;font-size:15px;color:#333;line-height:1.3;word-break:break-word;flex:1}.priority-dot{width:14px;height:14px;border-radius:50%;flex-shrink:0;box-shadow:0 1px 3px #0003}.task-body{color:#666}.task-body p{margin:0 0 10px;font-size:14px;line-height:1.4;word-break:break-word}.task-body small{font-size:12px;color:#888;font-weight:500}.priority-low{border-left:4px solid #28a745}.priority-medium{border-left:4px solid #ffc107}.priority-high{border-left:4px solid #dc3545}.delete-task-btn{position:absolute;bottom:8px;right:8px;background-color:#ffffffe6;border:1px solid #eee;border-radius:50%;width:28px;height:28px;padding:0;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:all .2s ease;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.task-card:hover .delete-task-btn{opacity:1}.delete-task-btn img{width:14px;height:14px}.delete-task-btn:hover{background-color:#ffebee;border-color:#dc3545;transform:scale(1.1)}@media (max-width: 768px){.task-card{padding:14px;border-radius:10px;margin-bottom:10px;min-height:48px}.task-titlebar{margin-bottom:8px;gap:6px}.title-text{font-size:14px;line-height:1.2}.priority-dot{width:12px;height:12px}.task-body p{font-size:13px;margin-bottom:8px}.task-body small{font-size:11px}.delete-task-btn{width:32px;height:32px;bottom:6px;right:6px;opacity:.7}.delete-task-btn img{width:16px;height:16px}.task-card .delete-task-btn{opacity:.6}.task-card:hover .delete-task-btn,.task-card:active .delete-task-btn{opacity:1}}@media (max-width: 480px){.task-card{padding:12px;border-radius:8px;margin-bottom:8px}.title-text{font-size:13px}.task-body p{font-size:12px}.task-body small{font-size:10px}.priority-dot{width:10px;height:10px}.delete-task-btn{width:28px;height:28px}.delete-task-btn img{width:14px;height:14px}}@media (prefers-color-scheme: dark){.task-card{background:#2d2d2d;border-color:#404040;color:#fff}.title-text{color:#fff}.task-body{color:#ccc}.task-body small{color:#999}.delete-task-btn{background-color:#2d2d2de6;border-color:#555}.delete-task-btn:hover{background-color:#dc354533;border-color:#dc3545}}@media (prefers-contrast: high){.task-card,.delete-task-btn{border:2px solid #000000}}@media (prefers-reduced-motion: reduce){.task-card,.delete-task-btn{transition:none}.task-card:hover{transform:none}}.task-card:focus{outline:3px solid #007bff;outline-offset:2px}.delete-task-btn:focus{outline:2px solid #007bff;outline-offset:1px}.task-card.dragging{opacity:.6;transform:rotate(2deg) scale(1.02);z-index:1000}.task-card.loading{opacity:.7;pointer-events:none}.task-card.loading:after{content:"";position:absolute;inset:0;background:#fffc;border-radius:inherit;display:flex;align-items:center;justify-content:center}.task-card.dragging{opacity:.8}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:20px}.modal-content{background:#fff;border-radius:12px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 40px #0000004d;animation:modalSlideIn .3s ease-out}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.task-preview-card{background:#fff;border-radius:8px;margin:20px 20px 0;box-shadow:0 2px 8px #0000001a;border:1px solid #e0e0e0;overflow:hidden}.task-preview-card .task-titlebar{display:flex;justify-content:space-between;align-items:center;background:#f8f9fa;padding:12px 16px;border-bottom:1px solid #e0e0e0}.task-preview-card .title-text{font-weight:600;font-size:16px;color:#333;word-break:break-word}.task-preview-card .priority-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0}.task-preview-card .task-body{padding:12px 16px;color:#666}.task-preview-card .task-body p{margin:0 0 8px;font-size:14px;line-height:1.4;word-break:break-word}.task-preview-card .task-body small{font-size:12px;color:#888}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:20px 20px 0}.modal-header h3{margin:0;font-size:20px;font-weight:600;color:#333}.close-btn{background:none;border:none;font-size:24px;cursor:pointer;color:#666;padding:0;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease;min-height:44px;min-width:44px}.close-btn:hover{background:#f0f0f0;color:#333}.modal-form{padding:20px}.form-group label{display:block;margin-bottom:6px;font-weight:600;color:#333;font-size:14px}.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:6px;font-size:14px;transition:border-color .2s ease;box-sizing:border-box;min-height:44px}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 2px #007bff40}.form-group textarea{resize:vertical;min-height:80px}.description-display{border:1px solid #ddd;border-radius:6px;padding:12px;min-height:60px;cursor:pointer;transition:all .2s ease;position:relative;background:#fafafa;min-height:44px}.description-display:hover{border-color:#007bff;background:#f0f8ff}.description-display p{margin:0;color:#666;font-size:14px;line-height:1.4;word-break:break-word}.description-display .edit-icon{position:absolute;top:8px;right:8px;opacity:.5;font-size:12px}.description-edit{position:relative}.description-actions{display:flex;gap:8px;margin-top:8px}.save-desc-btn,.cancel-desc-btn{padding:8px 16px;border:none;border-radius:4px;font-size:12px;cursor:pointer;transition:background-color .2s ease;min-height:44px}.save-desc-btn{background:#28a745;color:#fff}.save-desc-btn:hover{background:#218838}.cancel-desc-btn{background:#6c757d;color:#fff}.cancel-desc-btn:hover{background:#5a6268}.task-metadata{background:#f8f9fa;padding:16px 20px;border-top:1px solid #e0e0e0}.metadata-item{display:flex;justify-content:space-between;margin-bottom:8px;font-size:13px;flex-wrap:wrap;gap:8px}.metadata-item:last-child{margin-bottom:0}.metadata-label{font-weight:600;color:#666}.metadata-value{color:#333;text-align:right;flex:1;word-break:break-word}.task-id{font-family:monospace;font-size:11px;background:#e9ecef;padding:2px 6px;border-radius:3px;word-break:break-all}.modal-actions{display:flex;gap:12px;padding:20px;border-top:1px solid #e0e0e0;background:#fafafa}.save-btn,.cancel-btn{flex:1;padding:12px 20px;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;min-height:44px}.save-btn{background:#007bff;color:#fff}.save-btn:hover{background:#0056b3;transform:translateY(-1px)}.cancel-btn{background:#6c757d;color:#fff}.cancel-btn:hover{background:#5a6268;transform:translateY(-1px)}@media (max-width: 768px){.modal-overlay{padding:40px 16px 16px;align-items:flex-start}.modal-content{max-width:none;margin:0;border-radius:12px 12px 0 0;max-height:calc(100vh - 40px)}.task-preview-card{margin:16px 16px 0}.modal-header{padding:16px 16px 0}.modal-header h3{font-size:18px}.close-btn{width:40px;height:40px;font-size:20px}.modal-form{padding:16px}.form-group{margin-bottom:16px}.form-group input,.form-group select,.form-group textarea,.description-display{padding:14px 12px;font-size:16px}.description-actions{flex-direction:column;gap:8px}.save-desc-btn,.cancel-desc-btn{width:100%;padding:12px 16px;font-size:14px}.task-metadata{padding:12px 16px}.metadata-item{flex-direction:column;gap:4px}.metadata-value{text-align:left}.modal-actions{padding:16px;flex-direction:column;gap:8px}.save-btn,.cancel-btn{width:100%;padding:14px 20px;font-size:16px}.assign-group{flex-direction:column;gap:8px}.assign-group .smart-assign-btn{width:100%;padding:14px 16px;font-size:16px}}@media (max-width: 480px){.modal-overlay{padding:20px 8px 8px}.modal-content{border-radius:8px;max-height:calc(100vh - 20px)}.task-preview-card{margin:12px 12px 0}.task-preview-card .task-titlebar{padding:10px 12px}.task-preview-card .title-text{font-size:14px}.task-preview-card .task-body{padding:10px 12px}.modal-header{padding:12px 12px 0}.modal-header h3{font-size:16px}.modal-form{padding:12px}.form-group{margin-bottom:12px}.task-metadata{padding:10px 12px}.modal-actions{padding:12px}}@media (max-width: 360px){.modal-overlay{padding:0;align-items:stretch}.modal-content{width:100%;height:100%;max-height:100vh;border-radius:0;display:flex;flex-direction:column}.modal-form{flex:1;overflow-y:auto}}@media (prefers-color-scheme: dark){.modal-content{background:#2d2d2d;color:#fff}.task-preview-card{background:#3a3a3a;border-color:#555}.task-preview-card .task-titlebar{background:#404040;border-bottom-color:#555}.task-preview-card .title-text{color:#fff}.task-preview-card .task-body{color:#ccc}.modal-header h3{color:#fff}.close-btn{color:#ccc}.close-btn:hover{background:#404040;color:#fff}.form-group label{color:#fff}.form-group input,.form-group select,.form-group textarea{background:#404040;border-color:#555;color:#fff}.description-display{background:#404040;border-color:#555}.description-display p{color:#ccc}.task-metadata,.modal-actions{background:#404040;border-top-color:#555}}@media (prefers-contrast: high){.modal-content,.form-group input,.form-group select,.form-group textarea,.save-btn,.cancel-btn{border:2px solid #000000}}@media (prefers-reduced-motion: reduce){.modal-content{animation:none}.save-btn:hover,.cancel-btn:hover{transform:none}}.close-btn:focus,.save-btn:focus,.cancel-btn:focus,.save-desc-btn:focus,.cancel-desc-btn:focus,.smart-assign-btn:focus{outline:3px solid #007bff;outline-offset:2px}.modal-header h3{color:#28a745;display:flex;align-items:center;gap:8px}.create-btn{flex:1;padding:12px 20px;border:none;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;min-height:44px;background:linear-gradient(135deg,#28a745,#20c997);color:#fff;box-shadow:0 2px 8px #28a7454d}.create-btn:hover:not(:disabled){background:linear-gradient(135deg,#218838,#1ea085);transform:translateY(-1px);box-shadow:0 4px 12px #28a74566}.create-btn:active:not(:disabled){transform:translateY(0)}.create-btn:disabled{background:#6c757d;cursor:not-allowed;transform:none;box-shadow:none}.smart-assign-btn{background:linear-gradient(135deg,#8b5cf6,#a855f7);color:#fff;border:none;padding:12px 16px;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s ease;min-height:44px;box-shadow:0 2px 8px #8b5cf64d;white-space:nowrap}.smart-assign-btn:hover:not(:disabled){background:linear-gradient(135deg,#7c3aed,#9333ea);transform:translateY(-1px);box-shadow:0 4px 16px #8b5cf680;filter:brightness(1.1)}.smart-assign-btn:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 8px #8b5cf699}.smart-assign-btn:disabled{background:#6c757d;cursor:not-allowed;transform:none;box-shadow:none;filter:none}.assign-group{display:flex;gap:12px;align-items:stretch}.assign-group select{flex:1}.assign-group .smart-assign-btn{flex-shrink:0}.form-group label{font-weight:600;color:#333;font-size:14px;margin-bottom:8px;display:block}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:#28a745;box-shadow:0 0 0 2px #28a74540}.form-group label:has(+input[required]):after,.form-group label:contains("*"):after{content:" *";color:#dc3545;font-weight:700}@media (max-width: 768px){.assign-group{flex-direction:column;gap:8px}.assign-group .smart-assign-btn{width:100%}.create-btn{padding:14px 20px;font-size:16px}.smart-assign-btn{padding:14px 16px;font-size:16px}}@keyframes smartAssignGlow{0%{box-shadow:0 2px 8px #8b5cf64d}50%{box-shadow:0 4px 16px #8b5cf699,0 0 0 4px #8b5cf61a}to{box-shadow:0 2px 8px #8b5cf64d}}.smart-assign-btn:focus{animation:smartAssignGlow 1.5s ease-in-out;outline:none}@media (prefers-color-scheme: dark){.modal-header h3{color:#20c997}.form-group label{color:#fff}.create-btn{background:linear-gradient(135deg,#20c997,#17a2b8)}.create-btn:hover:not(:disabled){background:linear-gradient(135deg,#1ea085,#138496)}.smart-assign-btn{background:linear-gradient(135deg,#9333ea,#a855f7)}.smart-assign-btn:hover:not(:disabled){background:linear-gradient(135deg,#7c3aed,#8b5cf6)}}@media (prefers-contrast: high){.create-btn,.smart-assign-btn{border:2px solid #000000}}.create-btn:focus,.smart-assign-btn:focus{outline:3px solid #007bff;outline-offset:2px}.create-btn:disabled{position:relative;overflow:hidden}.create-btn:disabled:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);animation:loading 1.5s infinite}@keyframes loading{0%{left:-100%}to{left:100%}}.delete-modal-overlay{position:fixed;inset:0;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:1000}.delete-modal-content{background:#fff;padding:25px 35px;border-radius:12px;box-shadow:0 5px 20px #00000040;text-align:center;max-width:400px;width:90%;border:1px solid #ddd}.delete-modal-content h4{margin-top:0;font-size:1.3rem;color:#333}.delete-modal-content p{margin-bottom:25px;color:#555;line-height:1.5}.delete-modal-actions{display:flex;justify-content:center;gap:20px}.delete-modal-actions button{padding:10px 24px;border:none;border-radius:8px;cursor:pointer;font-weight:700;font-size:1rem;transition:all .2s ease-in-out}.delete-btn-confirm{background-color:#e53e3e;color:#fff}.delete-btn-confirm:hover{background-color:#c53030;transform:translateY(-1px)}.cancel-btn-confirm{background-color:#fff;color:#4a5568;border:1px solid #e2e8f0}.cancel-btn-confirm:hover{filter:blur(.4px);background-color:#f7fafc}.conflict-modal-overlay{position:fixed;inset:0;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1001}.conflict-modal-content{background:#fff;padding:25px 35px;border-radius:12px;box-shadow:0 5px 20px #00000040;max-width:700px;width:90%;max-height:90vh;overflow-y:auto;border:1px solid #ddd}.conflict-modal-content h3{margin-top:0;font-size:1.5rem;color:#c0392b;text-align:center}.conflict-intro{text-align:center;margin-bottom:25px;color:#555;line-height:1.5}.conflict-details{display:flex;flex-direction:column;gap:15px}.conflict-field{background-color:#f9f9f9;border:1px solid #eee;border-radius:8px;padding:15px}.conflict-field.different{background-color:#fffbe6;border-color:#ffe58f}.field-label{display:block;margin-bottom:10px;font-weight:700;font-size:1rem;color:#333}.field-values{display:grid;grid-template-columns:1fr 1fr;gap:20px}.value-yours,.value-server{padding:10px;border-radius:6px}.value-yours{background-color:#e6f7ff;border:1px solid #91d5ff}.value-server{background-color:#f6ffed;border:1px solid #b7eb8f}.value-yours span,.value-server span{font-weight:600;font-size:.8rem;color:#555;display:block;margin-bottom:5px}.value-yours p,.value-server p{margin:0;white-space:pre-wrap;word-break:break-word}.value-yours p em,.value-server p em{color:#999;font-style:italic}.conflict-modal-actions{display:flex;justify-content:center;gap:20px;margin-top:30px;padding-top:20px;border-top:1px solid #eee}.conflict-modal-actions button{padding:12px 28px;border:none;border-radius:8px;cursor:pointer;font-weight:700;font-size:1rem;transition:all .2s ease-in-out}.overwrite-btn{background-color:#e53e3e;color:#fff}.overwrite-btn:hover{background-color:#c53030;transform:translateY(-1px)}.discard-btn{background-color:#fff;color:#4a5568;border:1px solid #e2e8f0}.discard-btn:hover{background-color:#f7fafc}.activity-log-desktop{position:fixed;top:60px;right:0;width:350px;height:calc(100vh - 60px);background-color:#fff;border-left:1px solid #e5e7eb;padding:1.5rem;overflow-y:auto;z-index:100;box-shadow:-2px 0 8px #00000014}.activity-log-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;border-bottom:2px solid #e5e7eb;padding-bottom:.75rem}.activity-log-header h3{margin:0;font-size:1.25rem;font-weight:700;color:#1f2937}.minimize-btn{background:transparent;border:none;cursor:pointer;padding:4px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease}.minimize-btn:hover{background-color:#f3f4f6}.minimize-btn img{width:20px;height:20px}.activity-log-desktop .log-container{height:calc(100% - 60px);overflow-y:auto;padding-right:.5rem}.activity-log-mobile{position:fixed;bottom:0;left:0;right:0;width:100%;max-width:100vw;background-color:#fff;border-top:1px solid #e5e7eb;transition:transform .3s ease-in-out;transform:translateY(100%);z-index:1000;box-shadow:0 -4px 12px #00000026;max-height:60vh;box-sizing:border-box}.activity-log-mobile.open{transform:translateY(0)}.activity-log-toggle{padding:1rem;text-align:center;font-weight:600;cursor:pointer;background-color:#f8fafc;border-bottom:1px solid #e5e7eb;color:#374151;transition:background-color .2s ease}.activity-log-toggle:hover{background-color:#f1f5f9}.activity-log-toggle:active{background-color:#e2e8f0}.activity-log-content{padding:1rem;overflow-y:auto;max-height:calc(60vh - 60px)}.activity-log-content h3{margin:0 0 1rem;font-size:1.125rem;font-weight:600;color:#1f2937}.log-item{padding:.75rem 0;border-bottom:1px solid #f3f4f6;font-size:.9rem;transition:background-color .2s ease}.log-item:hover{background-color:#f9fafb;border-radius:6px;padding-left:.5rem;padding-right:.5rem}.log-item.highlight{background-color:#eff6ff;border-left:3px solid #3b82f6;padding-left:.75rem;border-radius:0 6px 6px 0}.log-item.new-activity{animation:newActivityPulse 2s ease-in-out;background-color:#f0fdf4;border-left:3px solid #22c55e}@keyframes newActivityPulse{0%{background-color:#dcfce7;transform:scale(1.02)}50%{background-color:#bbf7d0}to{background-color:#f0fdf4;transform:scale(1)}}.log-item p{margin:0 0 .5rem;color:#374151;line-height:1.5}.log-item .meta{display:flex;justify-content:space-between;align-items:center;font-size:.75rem;color:#6b7280;margin-top:.25rem}.log-item .user-name{font-weight:500;color:#4b5563}.log-item .timestamp{color:#9ca3af}.no-logs{text-align:center;padding:2rem 1rem;color:#6b7280}.no-logs p{margin:0;font-style:italic}.activity-log-loading,.activity-log-error{position:fixed;top:60px;right:0;width:350px;height:calc(100vh - 60px);background-color:#fff;border-left:1px solid #e5e7eb;padding:1.5rem;z-index:100;display:flex;align-items:center;justify-content:center}.loading-spinner{color:#6b7280;font-size:.9rem}.activity-log-error div{color:#dc2626;font-size:.9rem;text-align:center}.activity-log-floating-toggle{position:fixed;bottom:20px;right:20px;width:56px;height:56px;border-radius:50%;background:#3b82f6;color:#fff;border:none;font-size:20px;cursor:pointer;box-shadow:0 4px 12px #3b82f666;z-index:1001;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.activity-log-floating-toggle:hover{background:#2563eb;transform:scale(1.1);box-shadow:0 6px 16px #3b82f680}.activity-log-floating-toggle:active{transform:scale(.95)}.activity-log-floating-toggle:focus{outline:3px solid #3b82f6;outline-offset:2px}.activity-log-floating-toggle.has-new{animation:pulse 2s infinite}.notification-badge{position:absolute;top:-5px;right:-5px;background:#ef4444;color:#fff;border-radius:50%;width:20px;height:20px;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;border:2px solid white}@keyframes pulse{0%{box-shadow:0 4px 12px #3b82f666}50%{box-shadow:0 4px 12px #3b82f6cc,0 0 0 10px #3b82f61a}to{box-shadow:0 4px 12px #3b82f666}}@media (max-width: 767px){.activity-log-desktop,.activity-log-loading,.activity-log-error{display:none}}@media (min-width: 769px){.activity-log-mobile{display:none}.activity-log-floating-toggle{top:auto;bottom:20px;right:20px;transform:none}.activity-log-floating-toggle:hover{transform:scale(1.1)}.activity-log-floating-toggle:active{transform:scale(.95)}}.activity-log-desktop .log-container::-webkit-scrollbar{width:6px}.activity-log-desktop .log-container::-webkit-scrollbar-track{background:#f1f5f9;border-radius:3px}.activity-log-desktop .log-container::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}.activity-log-desktop .log-container::-webkit-scrollbar-thumb:hover{background:#94a3b8}.activity-log-content::-webkit-scrollbar{width:4px}.activity-log-content::-webkit-scrollbar-track{background:#f8fafc}.activity-log-content::-webkit-scrollbar-thumb{background:#e2e8f0;border-radius:2px}.activity-log-content::-webkit-scrollbar-thumb:hover{background:#cbd5e1}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes slideDown{0%{transform:translateY(0)}to{transform:translateY(100%)}}@media (prefers-reduced-motion: reduce){.activity-log-mobile,.activity-log-floating-toggle{transition:none}}.activity-log-floating-toggle:focus,.activity-log-toggle:focus{outline:3px solid #3b82f6;outline-offset:2px}@media (prefers-contrast: high){.activity-log-desktop,.activity-log-mobile{border:2px solid #000000}.log-item{border-bottom:2px solid #000000}}.board-settings-container{padding:24px;max-width:800px;margin:0 auto;min-height:100vh;background:#f8f9fa;box-sizing:border-box}.settings-header{display:flex;align-items:center;gap:16px;margin-bottom:32px;padding:20px 0}.back-btn{padding:10px 16px;background:#f8f9fa;color:#666;border:1px solid #ddd;border-radius:8px;cursor:pointer;font-weight:500;transition:all .2s ease;text-decoration:none;display:flex;align-items:center;gap:8px}.back-btn:hover{background:#e9ecef;color:#333;transform:translate(-2px)}.settings-header h2{margin:0;font-size:2rem;font-weight:700;color:#333;background:linear-gradient(135deg,#007bff,#28a745);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.settings-content{display:flex;flex-direction:column;gap:24px}.settings-section{background:#fff;padding:24px;border-radius:12px;box-shadow:0 2px 8px #0000001a;border:1px solid #e0e0e0;transition:all .2s ease}.settings-section:hover{box-shadow:0 4px 16px #00000026}.settings-section h3{margin:0 0 20px;font-size:1.3rem;font-weight:600;color:#333;border-bottom:2px solid #f0f0f0;padding-bottom:8px}.settings-section h4{margin:0 0 12px;font-size:1.1rem;font-weight:600;color:#333}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:600;color:#333;font-size:14px}.input-group{display:flex;gap:12px;align-items:stretch}.board-name-input{flex:1;padding:12px 16px;border-radius:8px;border:1px solid #ddd;font-size:16px;background:#fff;transition:all .2s ease;min-height:44px}.board-name-input:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 3px #007bff40}.board-name-input:disabled{background:#f8f9fa;color:#666;cursor:not-allowed}.update-btn{padding:12px 20px;background:linear-gradient(135deg,#007bff,#0056b3);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s ease;white-space:nowrap;min-width:100px;box-shadow:0 2px 8px #007bff4d}.update-btn:hover:not(:disabled){background:linear-gradient(135deg,#0056b3,#004085);transform:translateY(-1px);box-shadow:0 4px 12px #007bff66}.update-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.board-info{background:#f8f9fa;padding:16px;border-radius:8px;border:1px solid #e0e0e0}.board-info p{margin:8px 0;font-size:14px;color:#666}.board-info strong{color:#333;font-weight:600}.invite-section{background:#f8f9fa;padding:20px;border-radius:8px;border:1px solid #e0e0e0;margin-bottom:20px}.invite-input-container{position:relative;display:flex;gap:12px;align-items:stretch}.invite-email-input{flex:1;padding:12px 16px;border:1px solid #ddd;border-radius:8px;font-size:16px;transition:all .2s ease;background:#fff;min-height:44px}.invite-email-input:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 3px #007bff40}.user-dropdown{position:absolute;top:100%;left:0;right:120px;background:#fff;border:1px solid #ddd;border-top:none;border-radius:0 0 8px 8px;max-height:200px;overflow-y:auto;z-index:10;box-shadow:0 4px 12px #00000026}.user-option{padding:12px 16px;cursor:pointer;border-bottom:1px solid #f0f0f0;transition:background-color .2s ease}.user-option:hover{background:#f8f9fa}.user-option:last-child{border-bottom:none}.user-info{display:flex;flex-direction:column;gap:2px}.user-name{font-weight:600;color:#333;font-size:14px}.user-email{color:#666;font-size:13px}.invite-btn{padding:12px 20px;background:linear-gradient(135deg,#28a745,#20c997);color:#fff;border:none;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s ease;white-space:nowrap;min-width:100px;box-shadow:0 2px 4px #28a7454d}.invite-btn:hover:not(:disabled){background:linear-gradient(135deg,#218838,#1ea085);transform:translateY(-1px);box-shadow:0 4px 8px #28a74566}.invite-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.members-list{display:flex;flex-direction:column;gap:12px}.member-item{display:flex;justify-content:space-between;align-items:center;padding:16px;background:#fff;border:1px solid #e0e0e0;border-radius:8px;transition:all .2s ease;min-height:44px}.member-item:hover{box-shadow:0 2px 8px #0000001a;transform:translateY(-1px)}.member-info{display:flex;flex-direction:column;gap:4px;flex:1}.member-name{font-weight:600;color:#333;font-size:15px}.member-email{color:#666;font-size:13px}.creator-badge{display:inline-block;padding:2px 8px;background:linear-gradient(135deg,#007bff,#0056b3);color:#fff;font-size:11px;border-radius:4px;font-weight:600;margin-top:4px;align-self:flex-start}.remove-btn{padding:8px 16px;background:#fff;color:#dc3545;border:1px solid #dc3545;border-radius:6px;cursor:pointer;font-size:13px;font-weight:500;transition:all .2s ease}.remove-btn:hover{background:#dc3545;color:#fff;transform:translateY(-1px)}.danger-zone{border-color:#dc3545!important;background:#fff5f5!important}.danger-zone h3{color:#dc3545;border-bottom-color:#dc3545}.danger-actions{display:flex;flex-direction:column;gap:16px}.danger-item{display:flex;justify-content:space-between;align-items:center;padding:16px;background:#fff;border:1px solid #dc3545;border-radius:8px;gap:16px}.danger-info{flex:1}.danger-info h4{margin:0 0 4px;color:#dc3545;font-size:16px}.danger-info p{margin:0;color:#666;font-size:14px;line-height:1.4}.delete-board-btn{padding:12px 20px;background:#dc3545;color:#fff;border:none;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s ease;white-space:nowrap;box-shadow:0 2px 4px #dc35454d}.delete-board-btn:hover{background:#c82333;transform:translateY(-1px);box-shadow:0 4px 8px #dc354566}.loading-spinner,.error-message{text-align:center;padding:40px;font-size:1.1rem;color:#666}.error-message{color:#dc3545;background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000001a;border:1px solid #dc3545}@media (max-width: 768px){.board-settings-container{padding:16px}.settings-header{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px}.settings-header h2{font-size:1.8rem}.settings-section{padding:20px}.input-group{flex-direction:column;gap:12px}.board-name-input,.update-btn{width:100%;min-width:unset}.invite-input-container{flex-direction:column;gap:12px}.invite-email-input,.invite-btn{width:100%;min-width:unset}.user-dropdown{right:0}.member-item{flex-direction:column;align-items:flex-start;gap:12px;padding:14px}.member-info{width:100%}.remove-btn{align-self:flex-end;padding:10px 16px;font-size:14px}.danger-item{flex-direction:column;align-items:flex-start;gap:12px}.delete-board-btn{width:100%;padding:14px 20px;font-size:16px}}@media (max-width: 480px){.board-settings-container{padding:12px}.settings-header h2{font-size:1.6rem}.settings-section{padding:16px}.member-item{padding:12px}}@media (prefers-color-scheme: dark){.board-settings-container{background:#1a1a1a;color:#fff}.settings-section,.board-info,.invite-section,.member-item{background:#2d2d2d;border-color:#404040}.settings-header h2{color:#fff}.board-name-input,.invite-email-input{background:#3a3a3a;border-color:#505050;color:#fff}.board-name-input:disabled{background:#404040;color:#999}.user-dropdown{background:#3a3a3a;border-color:#505050}.user-option:hover{background:#404040}.back-btn{background:#404040;color:#ccc;border-color:#505050}.back-btn:hover{background:#505050;color:#fff}.danger-zone{background:#2d1a1a!important;border-color:#dc3545!important}.danger-item{background:#2d2d2d}}.back-btn:focus,.board-name-input:focus,.update-btn:focus,.invite-email-input:focus,.invite-btn:focus,.remove-btn:focus,.delete-board-btn:focus{outline:3px solid #007bff;outline-offset:2px}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media (prefers-contrast: high){.settings-section,.board-info,.invite-section,.member-item,.update-btn,.invite-btn,.remove-btn,.delete-board-btn{border:2px solid #000000}}:root{--toastify-color-light: #fff;--toastify-color-dark: #121212;--toastify-color-info: #3498db;--toastify-color-success: #07bc0c;--toastify-color-warning: #f1c40f;--toastify-color-error: hsl(6, 78%, 57%);--toastify-color-transparent: rgba(255, 255, 255, .7);--toastify-icon-color-info: var(--toastify-color-info);--toastify-icon-color-success: var(--toastify-color-success);--toastify-icon-color-warning: var(--toastify-color-warning);--toastify-icon-color-error: var(--toastify-color-error);--toastify-container-width: fit-content;--toastify-toast-width: 320px;--toastify-toast-offset: 16px;--toastify-toast-top: max(var(--toastify-toast-offset), env(safe-area-inset-top));--toastify-toast-right: max(var(--toastify-toast-offset), env(safe-area-inset-right));--toastify-toast-left: max(var(--toastify-toast-offset), env(safe-area-inset-left));--toastify-toast-bottom: max(var(--toastify-toast-offset), env(safe-area-inset-bottom));--toastify-toast-background: #fff;--toastify-toast-padding: 14px;--toastify-toast-min-height: 64px;--toastify-toast-max-height: 800px;--toastify-toast-bd-radius: 6px;--toastify-toast-shadow: 0px 4px 12px rgba(0, 0, 0, .1);--toastify-font-family: sans-serif;--toastify-z-index: 9999;--toastify-text-color-light: #757575;--toastify-text-color-dark: #fff;--toastify-text-color-info: #fff;--toastify-text-color-success: #fff;--toastify-text-color-warning: #fff;--toastify-text-color-error: #fff;--toastify-spinner-color: #616161;--toastify-spinner-color-empty-area: #e0e0e0;--toastify-color-progress-light: linear-gradient(to right, #4cd964, #5ac8fa, #007aff, #34aadc, #5856d6, #ff2d55);--toastify-color-progress-dark: #bb86fc;--toastify-color-progress-info: var(--toastify-color-info);--toastify-color-progress-success: var(--toastify-color-success);--toastify-color-progress-warning: var(--toastify-color-warning);--toastify-color-progress-error: var(--toastify-color-error);--toastify-color-progress-bgo: .2}.Toastify__toast-container{z-index:var(--toastify-z-index);-webkit-transform:translate3d(0,0,var(--toastify-z-index));position:fixed;width:var(--toastify-container-width);box-sizing:border-box;color:#fff;display:flex;flex-direction:column}.Toastify__toast-container--top-left{top:var(--toastify-toast-top);left:var(--toastify-toast-left)}.Toastify__toast-container--top-center{top:var(--toastify-toast-top);left:50%;transform:translate(-50%);align-items:center}.Toastify__toast-container--top-right{top:var(--toastify-toast-top);right:var(--toastify-toast-right);align-items:end}.Toastify__toast-container--bottom-left{bottom:var(--toastify-toast-bottom);left:var(--toastify-toast-left)}.Toastify__toast-container--bottom-center{bottom:var(--toastify-toast-bottom);left:50%;transform:translate(-50%);align-items:center}.Toastify__toast-container--bottom-right{bottom:var(--toastify-toast-bottom);right:var(--toastify-toast-right);align-items:end}.Toastify__toast{--y: 0;position:relative;touch-action:none;width:var(--toastify-toast-width);min-height:var(--toastify-toast-min-height);box-sizing:border-box;margin-bottom:1rem;padding:var(--toastify-toast-padding);border-radius:var(--toastify-toast-bd-radius);box-shadow:var(--toastify-toast-shadow);max-height:var(--toastify-toast-max-height);font-family:var(--toastify-font-family);z-index:0;display:flex;flex:1 auto;align-items:center;word-break:break-word}@media only screen and (max-width: 480px){.Toastify__toast-container{width:100vw;left:env(safe-area-inset-left);margin:0}.Toastify__toast-container--top-left,.Toastify__toast-container--top-center,.Toastify__toast-container--top-right{top:env(safe-area-inset-top);transform:translate(0)}.Toastify__toast-container--bottom-left,.Toastify__toast-container--bottom-center,.Toastify__toast-container--bottom-right{bottom:env(safe-area-inset-bottom);transform:translate(0)}.Toastify__toast-container--rtl{right:env(safe-area-inset-right);left:initial}.Toastify__toast{--toastify-toast-width: 100%;margin-bottom:0;border-radius:0}}.Toastify__toast-container[data-stacked=true]{width:var(--toastify-toast-width)}.Toastify__toast--stacked{position:absolute;width:100%;transform:translate3d(0,var(--y),0) scale(var(--s));transition:transform .3s}.Toastify__toast--stacked[data-collapsed] .Toastify__toast-body,.Toastify__toast--stacked[data-collapsed] .Toastify__close-button{transition:opacity .1s}.Toastify__toast--stacked[data-collapsed=false]{overflow:visible}.Toastify__toast--stacked[data-collapsed=true]:not(:last-child)>*{opacity:0}.Toastify__toast--stacked:after{content:"";position:absolute;left:0;right:0;height:calc(var(--g) * 1px);bottom:100%}.Toastify__toast--stacked[data-pos=top]{top:0}.Toastify__toast--stacked[data-pos=bot]{bottom:0}.Toastify__toast--stacked[data-pos=bot].Toastify__toast--stacked:before{transform-origin:top}.Toastify__toast--stacked[data-pos=top].Toastify__toast--stacked:before{transform-origin:bottom}.Toastify__toast--stacked:before{content:"";position:absolute;left:0;right:0;bottom:0;height:100%;transform:scaleY(3);z-index:-1}.Toastify__toast--rtl{direction:rtl}.Toastify__toast--close-on-click{cursor:pointer}.Toastify__toast-icon{margin-inline-end:10px;width:22px;flex-shrink:0;display:flex}.Toastify--animate{animation-fill-mode:both;animation-duration:.5s}.Toastify--animate-icon{animation-fill-mode:both;animation-duration:.3s}.Toastify__toast-theme--dark{background:var(--toastify-color-dark);color:var(--toastify-text-color-dark)}.Toastify__toast-theme--light,.Toastify__toast-theme--colored.Toastify__toast--default{background:var(--toastify-color-light);color:var(--toastify-text-color-light)}.Toastify__toast-theme--colored.Toastify__toast--info{color:var(--toastify-text-color-info);background:var(--toastify-color-info)}.Toastify__toast-theme--colored.Toastify__toast--success{color:var(--toastify-text-color-success);background:var(--toastify-color-success)}.Toastify__toast-theme--colored.Toastify__toast--warning{color:var(--toastify-text-color-warning);background:var(--toastify-color-warning)}.Toastify__toast-theme--colored.Toastify__toast--error{color:var(--toastify-text-color-error);background:var(--toastify-color-error)}.Toastify__progress-bar-theme--light{background:var(--toastify-color-progress-light)}.Toastify__progress-bar-theme--dark{background:var(--toastify-color-progress-dark)}.Toastify__progress-bar--info{background:var(--toastify-color-progress-info)}.Toastify__progress-bar--success{background:var(--toastify-color-progress-success)}.Toastify__progress-bar--warning{background:var(--toastify-color-progress-warning)}.Toastify__progress-bar--error{background:var(--toastify-color-progress-error)}.Toastify__progress-bar-theme--colored.Toastify__progress-bar--info,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--success,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--warning,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--error{background:var(--toastify-color-transparent)}.Toastify__close-button{color:#fff;position:absolute;top:6px;right:6px;background:transparent;outline:none;border:none;padding:0;cursor:pointer;opacity:.7;transition:.3s ease;z-index:1}.Toastify__toast--rtl .Toastify__close-button{left:6px;right:unset}.Toastify__close-button--light{color:#000;opacity:.3}.Toastify__close-button>svg{fill:currentColor;height:16px;width:14px}.Toastify__close-button:hover,.Toastify__close-button:focus{opacity:1}@keyframes Toastify__trackProgress{0%{transform:scaleX(1)}to{transform:scaleX(0)}}.Toastify__progress-bar{position:absolute;bottom:0;left:0;width:100%;height:100%;z-index:1;opacity:.7;transform-origin:left}.Toastify__progress-bar--animated{animation:Toastify__trackProgress linear 1 forwards}.Toastify__progress-bar--controlled{transition:transform .2s}.Toastify__progress-bar--rtl{right:0;left:initial;transform-origin:right;border-bottom-left-radius:initial}.Toastify__progress-bar--wrp{position:absolute;overflow:hidden;bottom:0;left:0;width:100%;height:5px;border-bottom-left-radius:var(--toastify-toast-bd-radius);border-bottom-right-radius:var(--toastify-toast-bd-radius)}.Toastify__progress-bar--wrp[data-hidden=true]{opacity:0}.Toastify__progress-bar--bg{opacity:var(--toastify-color-progress-bgo);width:100%;height:100%}.Toastify__spinner{width:20px;height:20px;box-sizing:border-box;border:2px solid;border-radius:100%;border-color:var(--toastify-spinner-color-empty-area);border-right-color:var(--toastify-spinner-color);animation:Toastify__spin .65s linear infinite}@keyframes Toastify__bounceInRight{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(3000px,0,0)}60%{opacity:1;transform:translate3d(-25px,0,0)}75%{transform:translate3d(10px,0,0)}90%{transform:translate3d(-5px,0,0)}to{transform:none}}@keyframes Toastify__bounceOutRight{20%{opacity:1;transform:translate3d(-20px,var(--y),0)}to{opacity:0;transform:translate3d(2000px,var(--y),0)}}@keyframes Toastify__bounceInLeft{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(-3000px,0,0)}60%{opacity:1;transform:translate3d(25px,0,0)}75%{transform:translate3d(-10px,0,0)}90%{transform:translate3d(5px,0,0)}to{transform:none}}@keyframes Toastify__bounceOutLeft{20%{opacity:1;transform:translate3d(20px,var(--y),0)}to{opacity:0;transform:translate3d(-2000px,var(--y),0)}}@keyframes Toastify__bounceInUp{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(0,3000px,0)}60%{opacity:1;transform:translate3d(0,-20px,0)}75%{transform:translate3d(0,10px,0)}90%{transform:translate3d(0,-5px,0)}to{transform:translateZ(0)}}@keyframes Toastify__bounceOutUp{20%{transform:translate3d(0,calc(var(--y) - 10px),0)}40%,45%{opacity:1;transform:translate3d(0,calc(var(--y) + 20px),0)}to{opacity:0;transform:translate3d(0,-2000px,0)}}@keyframes Toastify__bounceInDown{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(0,-3000px,0)}60%{opacity:1;transform:translate3d(0,25px,0)}75%{transform:translate3d(0,-10px,0)}90%{transform:translate3d(0,5px,0)}to{transform:none}}@keyframes Toastify__bounceOutDown{20%{transform:translate3d(0,calc(var(--y) - 10px),0)}40%,45%{opacity:1;transform:translate3d(0,calc(var(--y) + 20px),0)}to{opacity:0;transform:translate3d(0,2000px,0)}}.Toastify__bounce-enter--top-left,.Toastify__bounce-enter--bottom-left{animation-name:Toastify__bounceInLeft}.Toastify__bounce-enter--top-right,.Toastify__bounce-enter--bottom-right{animation-name:Toastify__bounceInRight}.Toastify__bounce-enter--top-center{animation-name:Toastify__bounceInDown}.Toastify__bounce-enter--bottom-center{animation-name:Toastify__bounceInUp}.Toastify__bounce-exit--top-left,.Toastify__bounce-exit--bottom-left{animation-name:Toastify__bounceOutLeft}.Toastify__bounce-exit--top-right,.Toastify__bounce-exit--bottom-right{animation-name:Toastify__bounceOutRight}.Toastify__bounce-exit--top-center{animation-name:Toastify__bounceOutUp}.Toastify__bounce-exit--bottom-center{animation-name:Toastify__bounceOutDown}@keyframes Toastify__zoomIn{0%{opacity:0;transform:scale3d(.3,.3,.3)}50%{opacity:1}}@keyframes Toastify__zoomOut{0%{opacity:1}50%{opacity:0;transform:translate3d(0,var(--y),0) scale3d(.3,.3,.3)}to{opacity:0}}.Toastify__zoom-enter{animation-name:Toastify__zoomIn}.Toastify__zoom-exit{animation-name:Toastify__zoomOut}@keyframes Toastify__flipIn{0%{transform:perspective(400px) rotateX(90deg);animation-timing-function:ease-in;opacity:0}40%{transform:perspective(400px) rotateX(-20deg);animation-timing-function:ease-in}60%{transform:perspective(400px) rotateX(10deg);opacity:1}80%{transform:perspective(400px) rotateX(-5deg)}to{transform:perspective(400px)}}@keyframes Toastify__flipOut{0%{transform:translate3d(0,var(--y),0) perspective(400px)}30%{transform:translate3d(0,var(--y),0) perspective(400px) rotateX(-20deg);opacity:1}to{transform:translate3d(0,var(--y),0) perspective(400px) rotateX(90deg);opacity:0}}.Toastify__flip-enter{animation-name:Toastify__flipIn}.Toastify__flip-exit{animation-name:Toastify__flipOut}@keyframes Toastify__slideInRight{0%{transform:translate3d(110%,0,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideInLeft{0%{transform:translate3d(-110%,0,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideInUp{0%{transform:translate3d(0,110%,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideInDown{0%{transform:translate3d(0,-110%,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideOutRight{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(110%,var(--y),0)}}@keyframes Toastify__slideOutLeft{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(-110%,var(--y),0)}}@keyframes Toastify__slideOutDown{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(0,500px,0)}}@keyframes Toastify__slideOutUp{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(0,-500px,0)}}.Toastify__slide-enter--top-left,.Toastify__slide-enter--bottom-left{animation-name:Toastify__slideInLeft}.Toastify__slide-enter--top-right,.Toastify__slide-enter--bottom-right{animation-name:Toastify__slideInRight}.Toastify__slide-enter--top-center{animation-name:Toastify__slideInDown}.Toastify__slide-enter--bottom-center{animation-name:Toastify__slideInUp}.Toastify__slide-exit--top-left,.Toastify__slide-exit--bottom-left{animation-name:Toastify__slideOutLeft;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--top-right,.Toastify__slide-exit--bottom-right{animation-name:Toastify__slideOutRight;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--top-center{animation-name:Toastify__slideOutUp;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--bottom-center{animation-name:Toastify__slideOutDown;animation-timing-function:ease-in;animation-duration:.3s}@keyframes Toastify__spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}