@media print{.submit-button,.todo-action-icon{display:none}.todo-field-container{flex-direction:column}.todo-item{border:1px solid #000;box-shadow:none}}.input-form{display:flex;gap:var(--spacing-sm);max-width:600px;margin:0 auto var(--spacing-xl) auto}.input-field{flex:1;padding:var(--spacing-md) var(--spacing-lg);font-size:1rem;border:2px solid var(--color-neutral-border);border-radius:var(--radius-md);background-color:var(--color-white);color:var(--color-text-primary);transition:border-color var(--transition-fast),box-shadow var(--transition-fast);min-height:48px}.input-field:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #3b82f61a}.input-field::placeholder{color:var(--color-text-muted)}.submit-button{padding:var(--spacing-md) var(--spacing-xl);font-size:1rem;font-weight:600;color:var(--color-white);background-color:var(--color-primary);border:none;border-radius:var(--radius-md);cursor:pointer;transition:background-color var(--transition-fast),transform var(--transition-fast);min-height:48px;min-width:80px}.submit-button:hover{background-color:var(--color-primary-hover);transform:translateY(-1px)}.submit-button:active{transform:translateY(0)}.submit-button:focus{outline:none;box-shadow:0 0 0 3px #3b82f64d}@media(min-width:768px){.input-form{max-width:700px;margin-bottom:var(--spacing-2xl)}}*{margin:0;padding:0;box-sizing:border-box}:root{--color-primary: #3b82f6;--color-primary-hover: #2563eb;--color-success: #10b981;--color-success-light: #d1fae5;--color-danger: #ef4444;--color-neutral-bg: #f8fafc;--color-neutral-border: #e2e8f0;--color-text-primary: #1e293b;--color-text-secondary: #64748b;--color-text-muted: #94a3b8;--color-white: #ffffff;--spacing-xs: .5rem;--spacing-sm: .75rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--transition-fast: .15s ease-in-out;--transition-base: .25s ease-in-out;--transition-slow: .35s ease-in-out}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background-color:var(--color-neutral-bg);color:var(--color-text-primary);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;display:flex;flex-direction:column}html{scroll-behavior:smooth}.app-container{max-width:1200px;margin:0 auto;padding:var(--spacing-lg);width:100%}.app-title{display:block;font-size:2rem;font-weight:700;text-align:center;margin-bottom:var(--spacing-xl);color:var(--color-text-primary);letter-spacing:-.025em}*:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px}.drag-overlay{cursor:grabbing}.drag-overlay .todo-item-wrapper{opacity:1;box-shadow:var(--shadow-xl);transform:rotate(3deg) scale(1.05);transition:all var(--transition-base)}.drag-overlay .todo-item{border-color:var(--color-primary);background-color:var(--color-white)}.todo-item-wrapper[data-dragging=true]{opacity:.4}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media(prefers-contrast:high){:root{--color-neutral-border: #000000;--color-text-primary: #000000}}@media(min-width:768px){.app-title{font-size:2.5rem;margin-bottom:var(--spacing-2xl)}}.todo-item-wrapper{margin-bottom:var(--spacing-sm)}.todo-item{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md);background-color:var(--color-white);border:2px solid var(--color-neutral-border);border-radius:var(--radius-md);transition:all var(--transition-base);min-height:56px}.todo-drag-handle{cursor:grab;padding:var(--spacing-sm);margin-right:var(--spacing-xs);color:var(--color-text-muted);display:flex;align-items:center;justify-content:center}.todo-drag-handle:active{cursor:grabbing}.todo-item-wrapper:hover .todo-item{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.todo-item-wrapper.dragging{opacity:.85;z-index:999}.todo-item-wrapper.dragging .todo-item{box-shadow:var(--shadow-xl);transform:scale(1.02)}.todo-item-wrapper.sortable-ghost .todo-item{opacity:.4;border:2px dashed var(--color-primary);background-color:#3b82f60d}.todo-content{flex:1;font-size:1rem;color:var(--color-text-primary);word-break:break-word}.todo-content.completed{color:var(--color-text-secondary);text-decoration:line-through;opacity:.7}.todo-edit-input{flex:1;padding:var(--spacing-sm) var(--spacing-md);font-size:1rem;border:2px solid var(--color-primary);border-radius:var(--radius-sm);background-color:var(--color-white);color:var(--color-text-primary)}.todo-edit-input:focus{outline:none;box-shadow:0 0 0 3px #3b82f61a}.todo-action-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;padding:var(--spacing-sm);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);flex-shrink:0}.todo-action-icon svg{width:24px;height:24px}.todo-action-icon.edit-icon{color:var(--color-primary)}.todo-action-icon.edit-icon:hover{background-color:#3b82f61a;transform:scale(1.1)}.todo-action-icon.delete-icon{color:var(--color-danger)}.todo-action-icon.delete-icon:hover{background-color:#ef44441a;transform:scale(1.1)}.todo-action-icon.done-icon{color:var(--color-success)}.todo-action-icon.done-icon:hover{background-color:#10b9811a;transform:scale(1.1)}.todo-action-icon:active{transform:scale(.95)}.todo-item-wrapper:active{user-select:none;-webkit-user-select:none}@media(min-width:768px){.todo-item{padding:var(--spacing-lg);min-height:64px}.todo-content{font-size:1.125rem}.todo-drag-handle{font-size:1.25rem}}.todo-field-container{display:flex;flex-direction:column;gap:var(--spacing-xl)}.todo-list{background-color:var(--color-white);border:2px solid var(--color-neutral-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-base),border-color var(--transition-base),background-color var(--transition-base);min-height:200px}.todo-list:hover{box-shadow:var(--shadow-md)}.todo-list.active-list:hover{border-color:var(--color-primary)}.todo-list.completed-list:hover{border-color:var(--color-success)}.todo-list.drag-over{border-color:var(--color-success);background-color:var(--color-success-light)}.todo-list-title{display:block;font-size:1.5rem;font-weight:600;margin-bottom:var(--spacing-lg);color:var(--color-text-primary);padding-bottom:var(--spacing-sm);border-bottom:2px solid var(--color-neutral-border)}.todo-list-empty{text-align:center;color:var(--color-text-muted);padding:var(--spacing-2xl);font-style:italic}@media(min-width:768px){.todo-field-container{flex-direction:row;gap:var(--spacing-xl)}.todo-list{flex:1;min-height:400px}.todo-list-title{font-size:1.75rem}}