.todo-container{max-width:760px;width:100%;margin:40px auto;padding:0 20px;display:flex;flex-direction:column;gap:24px}.todo-header{justify-content:space-between;margin-bottom:8px}.brand,.todo-header{display:flex;align-items:center}.brand{gap:12px}.logo-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;box-shadow:0 0 15px rgba(99,102,241,.4)}.brand h1,.logo-icon{background:var(--accent-gradient)}.brand h1{font-size:24px;font-weight:800;-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.5px}.status-badge{display:flex;align-items:center;gap:8px;padding:6px 12px;border-radius:20px;font-size:12px;font-weight:600;border:1px solid var(--card-border)}.status-badge.connected{background:rgba(16,185,129,.1);color:var(--success);border-color:rgba(16,185,129,.2)}.status-badge.disconnected{background:rgba(244,63,94,.1);color:var(--danger);border-color:rgba(244,63,94,.2)}.status-dot{width:8px;height:8px;border-radius:50%}.status-badge.connected .status-dot{background:var(--success);box-shadow:0 0 8px var(--success);animation:pulse-glow 2s infinite}.status-badge.disconnected .status-dot{background:var(--danger);box-shadow:0 0 8px var(--danger)}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}@media (max-width:580px){.stats-grid{grid-template-columns:1fr}}.stat-card{padding:16px;display:flex;flex-direction:column;gap:6px}.stat-label{font-size:13px;color:var(--text-secondary);font-weight:500}.stat-val{font-size:28px;font-weight:800;line-height:1.2}.progress-container{display:flex;flex-direction:column;gap:8px;margin-top:4px}.progress-track{height:6px;background:hsla(0,0%,100%,.08);border-radius:10px;overflow:hidden}.progress-bar{height:100%;background:var(--accent-gradient);border-radius:10px;transition:width .4s ease-out}.todo-form-panel{padding:20px}.todo-form{display:flex;gap:12px}@media (max-width:500px){.todo-form{flex-direction:column}}.todo-input{flex:1;background:rgba(15,23,42,.5);border:1px solid var(--card-border);border-radius:var(--radius-md);padding:14px 18px;color:var(--text-primary);font-family:inherit;font-size:15px;outline:none;transition:var(--transition-smooth)}.todo-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px rgba(99,102,241,.2);background:rgba(15,23,42,.7)}.todo-submit-btn{background:var(--accent-gradient);color:#fff;border:none;border-radius:var(--radius-md);padding:14px 24px;font-size:15px;font-weight:700;cursor:pointer;transition:var(--transition-smooth);display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 4px 12px rgba(99,102,241,.2)}.todo-submit-btn:hover{background:var(--accent-gradient-hover);transform:translateY(-1px);box-shadow:0 6px 16px rgba(99,102,241,.35)}.todo-submit-btn:active{transform:translateY(0)}.controls-row{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}.filter-tabs{display:flex;background:rgba(15,23,42,.4);padding:4px;border-radius:10px;border:1px solid var(--card-border)}.filter-btn{background:transparent;border:none;color:var(--text-secondary);padding:8px 16px;font-size:14px;font-weight:600;border-radius:8px;cursor:pointer;transition:var(--transition-smooth)}.filter-btn.active,.filter-btn:hover{color:var(--text-primary)}.filter-btn.active{background:hsla(0,0%,100%,.08);box-shadow:0 2px 8px rgba(0,0,0,.15)}.search-container{position:relative;flex:1;max-width:280px;min-width:200px}.search-bar{width:100%;background:rgba(15,23,42,.4);border:1px solid var(--card-border);border-radius:10px;padding:8px 12px 8px 36px;color:var(--text-primary);font-size:14px;outline:none;transition:var(--transition-smooth)}.search-bar:focus{border-color:var(--accent-primary);background:rgba(15,23,42,.6)}.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}.todo-list-wrapper{display:flex;flex-direction:column;gap:12px}.todo-item-card{padding:16px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;transition:var(--transition-smooth)}.todo-item-card:hover{transform:translateY(-2px);border-color:rgba(99,102,241,.2);background:rgba(30,41,59,.85)}.todo-item-card.completed{opacity:.6}.todo-item-left{display:flex;align-items:center;gap:14px;flex:1}.checkbox-container{display:block;position:relative;width:22px;height:22px;cursor:pointer;user-select:none}.checkbox-container input{position:absolute;opacity:0;cursor:pointer;height:0;width:0}.checkmark{position:absolute;top:0;left:0;height:22px;width:22px;border-radius:6px;background:rgba(15,23,42,.6);border:2px solid var(--text-muted);transition:var(--transition-smooth)}.checkbox-container:hover input~.checkmark{border-color:var(--accent-primary)}.checkbox-container input:checked~.checkmark{background:var(--success);border-color:var(--success);box-shadow:0 0 10px rgba(16,185,129,.4)}.checkmark:after{content:"";position:absolute;display:none}.checkbox-container input:checked~.checkmark:after{display:block}.checkbox-container .checkmark:after{left:6px;top:2px;width:5px;height:10px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg);transition:var(--transition-smooth)}.todo-content-text{font-size:15px;font-weight:500;color:var(--text-primary);transition:var(--transition-smooth);word-break:break-word;flex:1}.todo-item-card.completed .todo-content-text{text-decoration:line-through;color:var(--text-secondary)}.edit-input{flex:1;background:rgba(15,23,42,.8);border:1px solid var(--accent-primary);border-radius:6px;padding:6px 10px;color:var(--text-primary);font-size:15px;font-family:inherit;outline:none}.todo-actions{display:flex;gap:8px}.action-btn{background:transparent;width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition-smooth);color:var(--text-secondary);border:1px solid transparent}.action-btn:hover{color:var(--text-primary);background:hsla(0,0%,100%,.05);border-color:var(--card-border)}.action-btn.edit:hover{color:var(--accent-primary);background:rgba(99,102,241,.1);border-color:rgba(99,102,241,.2)}.action-btn.delete:hover{color:var(--danger);background:rgba(244,63,94,.1);border-color:rgba(244,63,94,.2)}.action-btn.save:hover{color:var(--success);background:rgba(16,185,129,.1);border-color:rgba(16,185,129,.2)}.skeleton-item{height:62px;border-radius:var(--radius-lg);padding:16px 20px}.error-panel{padding:30px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px;border-color:rgba(244,63,94,.25);background:rgba(244,63,94,.03)}.error-title{color:var(--danger);font-size:18px;font-weight:700}.error-desc{color:var(--text-secondary);font-size:14px;max-width:400px;line-height:1.5}.retry-btn{background:hsla(0,0%,100%,.08);border:1px solid var(--card-border);color:var(--text-primary);font-size:14px;font-weight:600;padding:10px 20px;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition-smooth)}.retry-btn:hover{background:hsla(0,0%,100%,.15);border-color:var(--text-secondary)}.empty-state{text-align:center;padding:40px 20px;display:flex;flex-direction:column;align-items:center;gap:12px;color:var(--text-secondary)}.empty-state-icon{color:var(--text-muted);margin-bottom:8px}.empty-state h3{font-size:16px;font-weight:600;color:var(--text-primary)}.empty-state p{font-size:14px;max-width:300px;line-height:1.4}.footer-text{text-align:center;font-size:12px;color:var(--text-muted);margin-top:20px;margin-bottom:40px}.footer-text code{background:hsla(0,0%,100%,.05);padding:2px 6px;border-radius:4px;color:var(--accent-primary)}