:root{--bg-color: #f8fafc;--text-primary: #1e293b;--text-secondary: #64748b;--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(255, 255, 255, .5);--glass-highlight: rgba(255, 255, 255, .8);--accent-primary: #3b82f6;--accent-hover: #2563eb;--col-backlog: #64748b;--col-todo: #eab308;--col-inprogress: #3b82f6;--col-done: #22c55e;--radius-lg: 1rem;--radius-md: .75rem;--radius-sm: .5rem;--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-glow: 0 0 15px rgba(59, 130, 246, .15);font-family:Inter,system-ui,-apple-system,sans-serif}body{margin:0;padding:0;background-color:var(--bg-color);color:var(--text-primary);min-height:100vh;-webkit-font-smoothing:antialiased;background-image:radial-gradient(at 0% 0%,rgba(59,130,246,.15) 0px,transparent 50%),radial-gradient(at 100% 0%,rgba(236,72,153,.15) 0px,transparent 50%);background-attachment:fixed}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);box-shadow:var(--shadow-lg)}*{box-sizing:border-box}button{cursor:pointer;border:none;font-family:inherit}.task-card{padding:1rem;border-radius:var(--radius-md);margin-bottom:.75rem;cursor:grab;transition:transform .2s,box-shadow .2s;background:#fff9}.task-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow);border-color:#3b82f666}.task-card:active{cursor:grabbing}.task-header{display:flex;justify-content:space-between;align-items:start;gap:.5rem;margin-bottom:.75rem}.task-title{margin:0;font-size:.95rem;font-weight:500;color:var(--text-primary);line-height:1.4;word-break:break-word}.delete-task-btn{opacity:0;background:transparent;color:var(--text-secondary);padding:.25rem;border-radius:4px;transition:all .2s}.task-card:hover 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label{color:var(--text-secondary);font-size:.85rem;display:flex;align-items:center;gap:.5rem;font-weight:500}input[type=text],input[type=date],input[type=password],textarea{background:#00000008;border:1px solid var(--text-secondary);padding:.75rem;border-radius:var(--radius-md);color:var(--text-primary);font-size:.95rem;font-family:inherit;width:100%;resize:vertical}input:focus,textarea:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 2px #3b82f633}.label-selector{display:flex;flex-wrap:wrap;gap:.5rem}.label-btn{background:#0000000d;border:1px solid transparent;padding:.25rem .75rem;border-radius:99px;color:var(--text-secondary);font-size:.8rem;transition:all .2s}.label-btn:hover{background:#ffffff1a}.label-btn.active{border-color:currentColor;box-shadow:0 0 10px -2px currentColor}.submit-btn{background:var(--accent-primary);color:#fff;padding:.85rem;border-radius:var(--radius-md);font-weight:600;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:background .2s;margin-top:1rem}.submit-btn:hover{background:var(--accent-hover)}.submit-btn:disabled{opacity:.5;cursor:not-allowed}.board{height:100%;overflow-x:auto;padding-bottom:1rem;display:flex;flex-direction:column}.board-controls{padding:0 0 1.5rem}.add-task-btn{background:var(--accent-primary);color:#fff;padding:.5rem 1rem;border-radius:var(--radius-md);font-weight:600;display:flex;align-items:center;gap:.5rem;transition:all .2s;box-shadow:var(--shadow-lg)}.add-task-btn:hover{background:var(--accent-hover);transform:translateY(-1px)}.board-columns{display:grid;grid-template-columns:repeat(4,18rem);gap:1.5rem;height:100%;min-width:fit-content}.column{height:100%;max-height:100%;min-width:18rem;background:#fff6;border-radius:var(--radius-lg);display:flex;flex-direction:column}.column-header{padding:1rem 1.25rem;border-bottom:1px solid var(--glass-border);display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.column-title{font-size:1rem;font-weight:600;color:var(--text-primary);margin:0;text-transform:uppercase;letter-spacing:.05em}.task-count{background:#ffffff1a;padding:.15rem .5rem;border-radius:99px;font-size:.75rem;color:var(--text-secondary);font-weight:700}.column-content{flex:1;padding:.75rem;overflow-y:auto;min-height:100px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.1) transparent}.column-content::-webkit-scrollbar{width:6px}.column-content::-webkit-scrollbar-thumb{background-color:#ffffff1a;border-radius:4px}.column:nth-child(1){border-top:3px solid var(--col-backlog)}.column:nth-child(2){border-top:3px solid var(--col-todo)}.column:nth-child(3){border-top:3px solid var(--col-inprogress)}.column:nth-child(4){border-top:3px solid var(--col-done)}.sidebar{width:260px;height:100vh;display:flex;flex-direction:column;border-right:1px solid var(--glass-border);background:#f1f5f999;transition:width .3s ease;position:relative}.sidebar.collapsed{width:70px}.sidebar-header{padding:1.5rem;display:flex;align-items:center;justify-content:space-between;color:var(--text-primary);border-bottom:1px solid var(--glass-border);height:70px}.sidebar.collapsed .sidebar-header{justify-content:center;padding:1rem}.logo-container{display:flex;align-items:center;gap:.75rem}.sidebar-header h2{margin:0;font-size:1.25rem;font-weight:700;background:linear-gradient(to 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