.app{max-width:640px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column}.app-header{background:var(--surface);border-bottom:1px solid var(--border);padding:1.25rem 1.25rem 1rem;position:sticky;top:0;z-index:10}.header-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem}.header-title{display:flex;align-items:center;gap:.6rem}.header-icon{width:28px;height:28px;background:var(--red);border-radius:6px;display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}h1{font-size:1.15rem;font-weight:700;letter-spacing:-.01em;color:var(--text)}.status-badge{font-size:.7rem;font-weight:600;padding:.2rem .6rem;border-radius:4px;letter-spacing:.04em;text-transform:uppercase}.status-badge.online{background:#38a1691f;color:#68d391;border:1px solid rgba(56,161,105,.25)}.status-badge.offline{background:var(--red-dim);color:#fc8181;border:1px solid var(--red-border)}.progress-container{display:flex;flex-direction:column;gap:.3rem}.progress-bar{height:3px;background:var(--surface-3);border-radius:999px;overflow:hidden}.progress-fill{height:100%;background:var(--red);border-radius:999px;transition:width .4s ease}.progress-label{font-size:.7rem;color:var(--text-muted);text-align:right}.app-main{flex:1;padding:1.25rem;display:flex;flex-direction:column;gap:1rem}.app-footer{text-align:center;padding:1rem;font-size:.7rem;color:var(--text-dim);border-top:1px solid var(--border)}.footer-note{margin-top:.2rem}.btn{padding:.6rem 1.1rem;border:none;border-radius:var(--radius);font-size:.875rem;font-weight:600;cursor:pointer;transition:opacity .15s,transform .1s;font-family:inherit}.btn:active{transform:scale(.97)}.btn-primary{background:var(--red);color:#fff}.btn-primary:hover{opacity:.85}.btn-secondary{background:var(--surface-3);color:var(--text-muted);border:1px solid var(--border)}.btn-secondary:hover{color:var(--text);border-color:#444}.add-task-container{width:100%}.add-task-toggle{width:100%;padding:.75rem;font-size:.875rem;border-radius:var(--radius);border:1px dashed var(--border);background:transparent;color:var(--text-muted);cursor:pointer;transition:border-color .15s,color .15s;font-family:inherit;font-weight:500;display:flex;align-items:center;justify-content:center;gap:.5rem}.add-task-toggle:hover{border-color:var(--red);color:var(--red)}.add-task-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.15rem;display:flex;flex-direction:column;gap:.9rem}.add-task-form h3{font-size:.72rem;font-weight:700;color:var(--red);text-transform:uppercase;letter-spacing:.08em}.form-group{display:flex;flex-direction:column;gap:.3rem}.form-group label{font-size:.72rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.form-group input,.form-group textarea,.form-group select{padding:.6rem .85rem;border:1px solid var(--border);border-radius:8px;font-size:.875rem;font-family:inherit;background:var(--surface-2);color:var(--text);transition:border-color .15s;resize:vertical}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--red);background:var(--surface-3)}.form-group select option{background:var(--surface-2)}.form-actions{display:flex;gap:.6rem}.task-list-container{display:flex;flex-direction:column;gap:.85rem}.filter-bar{display:flex;gap:.4rem;overflow-x:auto;padding-bottom:2px}.filter-btn{padding:.35rem .85rem;border:1px solid var(--border);border-radius:6px;background:transparent;font-size:.72rem;font-weight:700;cursor:pointer;white-space:nowrap;color:var(--text-muted);transition:all .15s;font-family:inherit;text-transform:uppercase;letter-spacing:.05em}.filter-btn.active{background:var(--red);color:#fff;border-color:var(--red)}.filter-btn:hover:not(.active){border-color:#444;color:var(--text)}.task-list{display:flex;flex-direction:column;gap:.5rem}.empty-state{text-align:center;padding:3.5rem 1rem;color:var(--text-dim);font-size:.875rem}.empty-hint{font-size:.8rem;margin-top:.4rem}.task-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:.875rem 1rem;display:flex;align-items:flex-start;gap:.75rem;border-left:3px solid transparent;transition:background .15s}.task-item:hover{background:var(--surface-2)}.task-item.priority-high{border-left-color:var(--danger)}.task-item.priority-medium{border-left-color:var(--warning)}.task-item.priority-low{border-left-color:var(--success)}.task-item.completed{opacity:.4}.task-item.completed .task-title{text-decoration:line-through;color:var(--text-muted)}.task-check{display:flex;align-items:flex-start;padding-top:1px}.task-check input[type=checkbox]{display:none}.checkmark{display:block;width:18px;height:18px;border:1.5px solid var(--surface-3);border-radius:4px;cursor:pointer;transition:all .15s;flex-shrink:0;background:var(--surface-2)}.task-check input:checked+.checkmark{background:var(--red);border-color:var(--red);background-image:url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3e%3cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3e%3c/svg%3e");background-size:cover}.task-content{flex:1;min-width:0}.task-title{font-weight:500;font-size:.9rem;word-break:break-word;color:var(--text)}.task-description{font-size:.8rem;color:var(--text-muted);margin-top:.2rem;word-break:break-word;line-height:1.5}.task-meta{display:flex;align-items:center;gap:.4rem;margin-top:.45rem;flex-wrap:wrap}.badge{font-size:.65rem;font-weight:700;padding:.15rem .45rem;border-radius:3px;text-transform:uppercase;letter-spacing:.06em}.priority-badge-high{background:#e53e3e26;color:#fc8181}.priority-badge-medium{background:#d69e2e26;color:#ecc94b}.priority-badge-low{background:#38a16926;color:#68d391}.task-date{font-size:.7rem;color:var(--text-dim)}.btn-delete{background:none;border:none;color:var(--text-dim);cursor:pointer;font-size:.8rem;padding:.2rem .3rem;border-radius:4px;transition:color .15s,background .15s;flex-shrink:0;line-height:1}.btn-delete:hover{color:var(--red);background:var(--red-dim)}@media (max-width: 480px){.app-header{padding:1rem 1rem .875rem}.app-main{padding:1rem}h1{font-size:1.05rem}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--red: #e53e3e;--red-dark: #c53030;--red-dim: rgba(229, 62, 62, .12);--red-border: rgba(229, 62, 62, .3);--bg: #0d0d0d;--surface: #161616;--surface-2: #1f1f1f;--surface-3: #2a2a2a;--border: #2e2e2e;--text: #efefef;--text-muted: #7a7a7a;--text-dim: #444444;--success: #38a169;--warning: #d69e2e;--danger: #e53e3e;--radius: 10px}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);min-height:100dvh;color:var(--text);line-height:1.5}#root{min-height:100dvh}