@import "https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:wght@300;400;500&display=swap";:root{--bg:#080c10;--bg2:#0e1318;--bg3:#141b22;--border:#1e2a35;--accent:#00d4ff;--accent2:#00ff9d;--text:#e8f0f7;--muted:#5a7080;--card:#0f1a22;--danger:#ff4d6d}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:DM Sans,sans-serif}input,textarea,select{font-family:DM Sans,sans-serif}button{cursor:pointer;font-family:DM Sans,sans-serif}.auth-page{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex;position:relative;overflow:hidden}.auth-page:before{content:"";pointer-events:none;background:radial-gradient(circle,#00d4ff0f 0%,#0000 70%);border-radius:50%;width:600px;height:600px;position:absolute;top:-200px;right:-200px}.auth-card{background:var(--card);border:1px solid var(--border);border-radius:16px;width:100%;max-width:440px;padding:48px 40px;position:relative;overflow:hidden}.auth-card:before{content:"";background:linear-gradient(90deg, var(--accent), var(--accent2));height:2px;position:absolute;top:0;left:0;right:0}.auth-logo{color:var(--accent);margin-bottom:8px;font-family:Syne,sans-serif;font-size:1.5rem;font-weight:800}.auth-title{margin-bottom:6px;font-family:Syne,sans-serif;font-size:1.8rem;font-weight:800}.auth-sub{color:var(--muted);margin-bottom:32px;font-size:.9rem}.form-group{flex-direction:column;gap:6px;margin-bottom:16px;display:flex}.form-group label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:.78rem;font-weight:600}.form-group input{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:8px;outline:none;padding:12px 16px;font-size:.95rem;transition:border-color .2s}.form-group input:focus{border-color:var(--accent)}.btn-primary{background:var(--accent);width:100%;color:var(--bg);letter-spacing:.02em;border:none;border-radius:8px;margin-top:8px;padding:14px;font-family:Syne,sans-serif;font-size:.95rem;font-weight:700;transition:all .2s}.btn-primary:hover{background:#33dcff;transform:translateY(-2px)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.auth-switch{text-align:center;color:var(--muted);margin-top:20px;font-size:.88rem}.auth-switch a{color:var(--accent);font-weight:500;text-decoration:none}.auth-switch a:hover{text-decoration:underline}.error-msg{color:#ff4d6d;background:#ff4d6d1a;border:1px solid #ff4d6d4d;border-radius:8px;margin-bottom:16px;padding:10px 14px;font-size:.85rem}.dashboard{background:var(--bg);min-height:100vh}.dashboard-nav{background:var(--bg2);border-bottom:1px solid var(--border);z-index:100;justify-content:space-between;align-items:center;padding:16px 40px;display:flex;position:sticky;top:0}.nav-logo{color:var(--accent);font-family:Syne,sans-serif;font-size:1.1rem;font-weight:800}.nav-user{align-items:center;gap:16px;display:flex}.nav-user span{color:var(--muted);font-size:.88rem}.btn-logout{border:1px solid var(--border);color:var(--muted);background:0 0;border-radius:6px;padding:8px 16px;font-size:.82rem;transition:all .2s}.btn-logout:hover{border-color:var(--danger);color:var(--danger)}.dashboard-body{max-width:900px;margin:0 auto;padding:40px}.dashboard-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:32px;display:flex}.dashboard-header h1{font-family:Syne,sans-serif;font-size:1.8rem;font-weight:800}.dashboard-header h1 span{color:var(--accent)}.btn-add{background:var(--accent);color:var(--bg);border:none;border-radius:8px;align-items:center;gap:8px;padding:12px 24px;font-family:Syne,sans-serif;font-size:.88rem;font-weight:700;transition:all .2s;display:flex}.btn-add:hover{background:#33dcff;transform:translateY(-2px)}.stats-row{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin-bottom:32px;display:grid}.stat-card{background:var(--card);border:1px solid var(--border);text-align:center;border-radius:10px;padding:20px}.stat-card .num{color:var(--accent);font-family:Syne,sans-serif;font-size:2rem;font-weight:800}.stat-card .label{color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-top:4px;font-size:.78rem}.filters{flex-wrap:wrap;gap:10px;margin-bottom:24px;display:flex}.filter-btn{background:var(--card);border:1px solid var(--border);color:var(--muted);border-radius:20px;padding:8px 18px;font-size:.82rem;transition:all .2s}.filter-btn.active,.filter-btn:hover{border-color:var(--accent);color:var(--accent);background:#00d4ff14}.todo-list{flex-direction:column;gap:12px;display:flex}.todo-item{background:var(--card);border:1px solid var(--border);border-radius:10px;align-items:center;gap:16px;padding:20px 24px;transition:all .2s;display:flex}.todo-item:hover{border-color:#00d4ff33}.todo-item.completed{opacity:.6}.todo-check{border:2px solid var(--border);cursor:pointer;background:0 0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;transition:all .2s;display:flex}.todo-check.checked{background:var(--accent2);border-color:var(--accent2);color:var(--bg);font-size:.7rem}.todo-content{flex:1}.todo-title{margin-bottom:4px;font-size:.95rem;font-weight:500}.todo-item.completed .todo-title{color:var(--muted);text-decoration:line-through}.todo-meta{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.todo-due{color:var(--muted);align-items:center;gap:4px;font-size:.75rem;display:flex}.todo-due.overdue{color:var(--danger)}.status-badge{text-transform:uppercase;letter-spacing:.06em;border-radius:20px;padding:2px 10px;font-size:.7rem;font-weight:600}.status-badge.pending{color:#ffc107;background:#ffc1071a;border:1px solid #ffc10733}.status-badge.completed{color:var(--accent2);background:#00ff9d1a;border:1px solid #00ff9d33}.status-badge.in-progress{color:var(--accent);background:#00d4ff1a;border:1px solid #00d4ff33}.todo-actions{gap:8px;display:flex}.btn-icon{border:1px solid var(--border);color:var(--muted);background:0 0;border-radius:6px;justify-content:center;align-items:center;width:32px;height:32px;font-size:.85rem;transition:all .2s;display:flex}.btn-icon:hover{border-color:var(--accent);color:var(--accent)}.btn-icon.delete:hover{border-color:var(--danger);color:var(--danger)}.empty-state{text-align:center;color:var(--muted);padding:80px 20px}.empty-state .icon{margin-bottom:16px;font-size:3rem}.empty-state h3{color:var(--text);margin-bottom:8px;font-family:Syne,sans-serif;font-size:1.2rem}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;background:#000000b3;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.modal{background:var(--card);border:1px solid var(--border);border-radius:16px;width:100%;max-width:480px;padding:36px;position:relative}.modal:before{content:"";background:linear-gradient(90deg, var(--accent), var(--accent2));border-radius:16px 16px 0 0;height:2px;position:absolute;top:0;left:0;right:0}.modal-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.modal-header h2{font-family:Syne,sans-serif;font-size:1.3rem;font-weight:700}.btn-close{border:1px solid var(--border);color:var(--muted);background:0 0;border-radius:6px;justify-content:center;align-items:center;width:32px;height:32px;font-size:1rem;transition:all .2s;display:flex}.btn-close:hover{border-color:var(--danger);color:var(--danger)}.modal select{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:8px;outline:none;width:100%;padding:12px 16px;font-size:.95rem;transition:border-color .2s}.modal select:focus{border-color:var(--accent)}.modal textarea{background:var(--bg);border:1px solid var(--border);color:var(--text);resize:vertical;border-radius:8px;outline:none;width:100%;padding:12px 16px;font-size:.95rem;transition:border-color .2s}.modal textarea:focus{border-color:var(--accent)}.modal input{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:8px;outline:none;width:100%;padding:12px 16px;font-size:.95rem;transition:border-color .2s}.modal input:focus{border-color:var(--accent)}