:root{--bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);--card-bg: rgba(30, 41, 59, .7);--card-border: rgba(255, 255, 255, .1);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--primary-color: #6366f1;--primary-hover: #4f46e5;--success-color: #10b981;--success-hover: #059669;--danger-color: #ef4444;--danger-hover: #dc2626;--warning-color: #f59e0b;--accent-color: #8b5cf6;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-glow: 0 0 25px rgba(99, 102, 241, .25);--shadow-card: 0 8px 32px 0 rgba(0, 0, 0, .37);--transition: all .25s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg-gradient);color:var(--text-primary);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased}#root{min-height:100vh;display:flex;flex-direction:column}.container{max-width:900px;margin:0 auto;padding:2rem 1.5rem;width:100%}.glass-card{background:var(--card-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--card-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card)}.navbar{padding:1.25rem 2rem;border-bottom:1px solid var(--card-border);display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.brand{display:flex;align-items:center;gap:.75rem;font-size:1.5rem;font-weight:700;background:linear-gradient(90deg,#818cf8,#c084fc);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.status-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.35rem .85rem;border-radius:50px;font-size:.825rem;font-weight:500;background:#ffffff0d;border:1px solid var(--card-border)}.status-dot{width:8px;height:8px;border-radius:50%}.status-dot.online{background-color:var(--success-color);box-shadow:0 0 8px var(--success-color)}.status-dot.offline{background-color:var(--warning-color);box-shadow:0 0 8px var(--warning-color)}.app-header{margin-bottom:2rem;text-align:center}.app-header h1{font-size:2.25rem;font-weight:800;margin-bottom:.5rem}.app-header p{color:var(--text-secondary);font-size:1rem}.task-form-card{padding:1.75rem;margin-bottom:2.5rem;transition:var(--transition)}.task-form-card:focus-within{border-color:#6366f180;box-shadow:var(--shadow-glow)}.form-row{display:flex;gap:1rem;align-items:flex-start}.flex-1{flex:1}.form-group{margin-bottom:1.25rem}.form-group label{display:block;font-size:.875rem;font-weight:600;color:var(--text-secondary);margin-bottom:.5rem}.form-input,.form-textarea,.form-select{width:100%;padding:.85rem 1rem;background:#0f172a99;border:1px solid var(--card-border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.95rem;font-family:inherit;transition:var(--transition)}.form-select{cursor:pointer}.form-select option{background:#0f172a;color:var(--text-primary)}.form-input:focus,.form-textarea:focus,.form-select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #6366f140}.form-textarea{resize:vertical;min-height:90px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:var(--radius-sm);font-size:.95rem;font-weight:600;cursor:pointer;transition:var(--transition)}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}.btn-secondary{background:#ffffff1a;color:var(--text-primary)}.btn-secondary:hover{background:#ffffff2e}.btn-danger{background:#ef444426;color:#fca5a5;border:1px solid rgba(239,68,68,.3)}.btn-danger:hover{background:var(--danger-color);color:#fff}.btn-sm{padding:.4rem .85rem;font-size:.825rem}.btn-icon{padding:.5rem;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);border:1px solid transparent}.btn-icon:hover{background:#ffffff1a;color:var(--text-primary)}.controls-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;flex-wrap:wrap;gap:1rem}.stats{display:flex;gap:1rem;font-size:.9rem;color:var(--text-secondary)}.stat-high span{color:#fca5a5}.filter-sort-wrapper{display:flex;gap:.75rem;align-items:center;flex-wrap:wrap}.secondary-controls{display:flex;gap:.5rem}.filter-select{padding:.4rem .85rem;background:#0f172a80;border:1px solid var(--card-border);border-radius:var(--radius-sm);color:var(--text-secondary);font-size:.85rem;cursor:pointer;transition:var(--transition)}.filter-select:focus{outline:none;border-color:var(--primary-color)}.filter-select option{background:#0f172a;color:var(--text-primary)}.filter-buttons{display:flex;gap:.5rem;background:#0f172a80;padding:.25rem;border-radius:var(--radius-sm);border:1px solid var(--card-border)}.filter-btn{padding:.4rem .85rem;border:none;background:transparent;color:var(--text-secondary);font-size:.85rem;font-weight:500;border-radius:6px;cursor:pointer;transition:var(--transition)}.filter-btn.active{background:var(--primary-color);color:#fff}.task-list{display:flex;flex-direction:column;gap:1rem}.empty-state{text-align:center;padding:3rem 1.5rem;color:var(--text-secondary)}.empty-state svg{margin-bottom:1rem;opacity:.5}.task-item{padding:1.25rem;display:flex;align-items:flex-start;gap:1rem;transition:var(--transition);position:relative}.task-item:hover{transform:translateY(-2px);border-color:#fff3}.task-item.completed{opacity:.7}.checkbox-wrapper{margin-top:.25rem;cursor:pointer}.custom-checkbox{width:22px;height:22px;border-radius:6px;border:2px solid var(--text-muted);display:flex;align-items:center;justify-content:center;transition:var(--transition)}.task-item.completed .custom-checkbox{background:var(--success-color);border-color:var(--success-color);color:#fff}.task-content{flex:1}.task-title-row{display:flex;align-items:center;justify-content:space-between;gap:.5rem;flex-wrap:wrap;margin-bottom:.35rem}.priority-badge{display:inline-flex;align-items:center;padding:.2rem .6rem;border-radius:50px;font-size:.7rem;font-weight:700;letter-spacing:.5px;text-transform:uppercase}.priority-low{background:#3b82f626;color:#93c5fd;border:1px solid rgba(59,130,246,.3)}.priority-medium{background:#f59e0b26;color:#fde047;border:1px solid rgba(245,158,11,.3)}.priority-high{background:#ef444426;color:#fca5a5;border:1px solid rgba(239,68,68,.3)}.task-title{font-size:1.1rem;font-weight:600;color:var(--text-primary);word-break:break-word;margin-bottom:0}.task-item.completed .task-title{text-decoration:line-through;color:var(--text-muted)}.task-desc{font-size:.925rem;color:var(--text-secondary);margin-bottom:.6rem;white-space:pre-line}.task-meta{font-size:.775rem;color:var(--text-muted)}.task-actions{display:flex;gap:.5rem}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000bf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1.5rem}.modal-card{width:100%;max-width:550px;padding:2rem;animation:modalIn .25s ease-out}@keyframes modalIn{0%{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.modal-header h2{font-size:1.35rem;font-weight:700}.modal-actions{display:flex;justify-content:flex-end;gap:.75rem;margin-top:1.5rem}