:root{--primary-color: #8c52ff;--primary-light: #b47cff;--primary-dark: #6200ea;--secondary-color: #03dac6;--background-dark: #121212;--background-card: #1e1e1e;--text-primary: #ffffff;--text-secondary: #b0b0b0;--error-color: #cf6679;--success-color: #03dac6;--border-radius: 12px;--box-shadow: 0 8px 20px rgba(0, 0, 0, .25);--transition-speed: .3s}body{background-color:var(--background-dark);color:var(--text-primary);font-family:Roboto,Segoe UI,sans-serif;margin:0;padding:0;min-height:100vh;background-image:linear-gradient(to bottom right,#1a1a1a,#0a0a0a)}.container{max-width:800px;margin:0 auto;padding:2rem 1rem;display:flex;flex-direction:column;align-items:center;width:100%;box-sizing:border-box}*{box-sizing:border-box}.app-header{width:100%;max-width:800px;display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid rgba(255,255,255,.1);flex-wrap:wrap}.app-title{font-size:2rem;font-weight:700;color:var(--primary-light);margin:0;display:flex;align-items:center;gap:.5rem}.card{background-color:var(--background-card);border-radius:var(--border-radius);padding:2rem;margin-bottom:2rem;box-shadow:var(--box-shadow);transition:transform var(--transition-speed),box-shadow var(--transition-speed);width:100%;max-width:800px;border:1px solid rgba(255,255,255,.05)}.card:hover{transform:translateY(-5px);box-shadow:0 12px 30px #0000004d}.form-group{margin-bottom:1.5rem;width:100%}.form-label{display:block;margin-bottom:.8rem;color:var(--text-secondary);font-weight:500;font-size:.95rem;display:flex;align-items:center;gap:.5rem}.form-control{width:100%;padding:.9rem 1rem;border:1px solid rgba(255,255,255,.1);border-radius:var(--border-radius);background-color:#ffffff0d;color:var(--text-primary);font-size:1rem;transition:all var(--transition-speed)}.form-control:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #8c52ff40;background-color:#ffffff14}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.9rem 1.5rem;border:none;border-radius:var(--border-radius);font-size:1rem;font-weight:600;cursor:pointer;transition:all var(--transition-speed);gap:.5rem}.btn-primary{background-color:var(--primary-color);color:#fff;background-image:linear-gradient(to right,var(--primary-color),var(--primary-dark))}.btn-primary:hover{background-image:linear-gradient(to right,var(--primary-light),var(--primary-color));transform:translateY(-2px);box-shadow:0 5px 15px #8c52ff66}.btn-secondary{background-color:transparent;color:var(--text-primary);border:1px solid rgba(255,255,255,.2)}.btn-secondary:hover{background-color:#ffffff14;border-color:#ffffff4d}.btn-danger{background-color:var(--error-color);color:#fff}.btn-danger:hover{opacity:.9;transform:translateY(-2px);box-shadow:0 5px 15px #cf667966}.todo-list{list-style:none;padding:0;width:100%;max-width:800px}.todo-item{background-color:var(--background-card);border-radius:var(--border-radius);padding:1.2rem;margin-bottom:1rem;display:flex;align-items:center;transition:all var(--transition-speed);border-left:4px solid var(--primary-color);width:100%;box-shadow:0 4px 10px #00000026}.todo-item:hover{transform:translate(5px);box-shadow:0 6px 15px #0003}.todo-item.completed{border-left-color:var(--success-color);opacity:.7}.todo-checkbox{margin-right:1rem;width:22px;height:22px;accent-color:var(--primary-color)}.todo-content{flex:1}.todo-title{margin:0 0 .5rem;font-size:1.1rem;color:var(--text-primary)}.todo-item.completed .todo-title{text-decoration:line-through;color:var(--text-secondary)}.todo-description{margin:0;color:var(--text-secondary);font-size:.9rem}.todo-date{font-size:.8rem;color:var(--text-secondary);margin-top:.5rem}.todo-actions{display:flex;gap:.5rem}.todo-action-btn{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:.5rem;border-radius:50%;transition:all var(--transition-speed);display:flex;align-items:center;justify-content:center}.todo-action-btn:hover{color:var(--text-primary);background-color:#ffffff1a;transform:scale(1.1)}.todo-edit-btn:hover{color:var(--primary-light)}.todo-delete-btn:hover{color:var(--error-color)}.loading-spinner{display:flex;justify-content:center;align-items:center;height:100px}.spinner{border:4px solid rgba(255,255,255,.1);border-radius:50%;border-top:4px solid var(--primary-color);width:40px;height:40px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-message{color:var(--error-color);background-color:#cf66791a;padding:1rem;border-radius:var(--border-radius);margin-bottom:1.5rem;border:1px solid rgba(207,102,121,.2);font-weight:500}.success-message{background-color:#03dac61a;color:var(--success-color);padding:1rem;margin-bottom:1rem;border-radius:var(--border-radius);border-left:4px solid var(--success-color)}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-secondary);width:100%;max-width:800px}.empty-state-icon{font-size:3.5rem;margin-bottom:1.5rem;opacity:.5;color:var(--primary-light)}.empty-state-text{font-size:1.3rem;margin-bottom:1.5rem}@media (max-width: 768px){.container{padding:1rem}.app-header{flex-direction:column;align-items:flex-start}.app-title{margin-bottom:1rem}}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.card-header h2{margin:0;color:var(--text-primary);font-size:1.5rem}.add-todo-form{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.1)}.form-actions{display:flex;gap:1rem;margin-top:1.5rem}.user-info{display:flex;align-items:center;gap:1rem}.todo-item.editing{display:block;padding:1.5rem}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh;width:100%;padding:1rem;box-sizing:border-box;background-image:radial-gradient(circle at top right,rgba(140,82,255,.15),transparent 70%),radial-gradient(circle at bottom left,rgba(3,218,198,.1),transparent 70%)}.auth-card{width:100%;max-width:420px;background-color:#1e1e1ef2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.08)}.auth-title{text-align:center;margin-bottom:2rem;color:var(--primary-light);font-size:2.2rem;font-weight:700;text-shadow:0 2px 10px rgba(140,82,255,.5)}.btn-block{width:100%;margin-top:1.5rem;padding:1rem;font-size:1.1rem}.auth-footer{margin-top:2rem;text-align:center;color:var(--text-secondary);font-size:.95rem}.auth-footer a{color:var(--primary-light);text-decoration:none;font-weight:600;transition:all var(--transition-speed)}.auth-footer a:hover{text-decoration:underline;color:var(--primary-light);text-shadow:0 0 8px rgba(140,82,255,.5)}@media (max-width: 480px){.auth-card{padding:1.5rem}.btn{padding:.8rem 1.2rem}.form-control{padding:.8rem}}#root{display:flex;flex-direction:column;align-items:center;min-height:100vh;width:100%}.form-control::placeholder{color:#ffffff4d}@keyframes pulse{0%{box-shadow:0 0 #8c52ff66}70%{box-shadow:0 0 0 10px #8c52ff00}to{box-shadow:0 0 #8c52ff00}}.btn-primary:focus{animation:pulse 1.5s infinite}.profile-header{width:100%;display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.profile-header h1{margin:0;color:var(--primary-light);font-size:2rem}.profile-card{width:100%;max-width:600px}.profile-tabs{display:flex;margin-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.1);overflow-x:auto}.profile-tab{background:none;border:none;color:var(--text-secondary);padding:1rem 1.5rem;font-size:1rem;cursor:pointer;transition:all var(--transition-speed);display:flex;align-items:center;gap:.5rem;border-bottom:2px solid transparent}.profile-tab:hover{color:var(--text-primary);background-color:#ffffff0d}.profile-tab.active{color:var(--primary-light);border-bottom:2px solid var(--primary-light)}.profile-form{padding:1rem 0}.form-info{margin-top:1.5rem;padding:1rem;background-color:#ffffff0d;border-radius:var(--border-radius);color:var(--text-secondary);font-size:.9rem}@media (max-width: 600px){.profile-tabs{flex-wrap:wrap}.profile-tab{flex:1;padding:.8rem;justify-content:center}.profile-header{flex-direction:column;align-items:flex-start;gap:1rem}}.verification-success,.verification-error{text-align:center;padding:2rem 0}.verification-icon{font-size:4rem;margin-bottom:1.5rem}.verification-icon.success{color:var(--success-color)}.verification-icon.error{color:var(--error-color)}.text-center{text-align:center}.forgot-password-link{text-align:right;margin-top:-.5rem;margin-bottom:1rem}.forgot-password-link a{color:var(--text-secondary);font-size:.9rem;text-decoration:none;transition:color var(--transition-speed)}.forgot-password-link a:hover{color:var(--primary-light);text-decoration:underline}.auth-description{color:var(--text-secondary);margin-bottom:1.5rem;text-align:center}.todo-due-date{display:flex;align-items:center;font-size:.85rem;color:#aaa;margin-top:5px}.todo-due-date svg{margin-right:5px}.todo-due-date.overdue{color:#ff5252;font-weight:700}.todo-due-date.urgent{color:#ffa726;font-weight:700}.icon-overdue{color:#ff5252}.todo-item.overdue,.priority-high{border-left:3px solid #ff5252}.priority-medium{border-left:3px solid #ffa726}.priority-low{border-left:3px solid #66bb6a}.form-row{display:flex;gap:15px;flex-wrap:wrap}.form-row .form-group{flex:1;min-width:150px}:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}