:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#213547;background-color:#fff;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;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:#f9f9f9;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}.app{max-width:640px;margin:0 auto;padding:1rem;min-height:100vh;display:flex;flex-direction:column}.app-header h1{font-size:1.4rem;margin:0}.app-header-top{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-bottom:.75rem}.switch-account-btn{border:1px solid #d1d5db;background:#f9fafb;color:#374151;border-radius:999px;padding:.3rem .7rem;font-size:.8rem;white-space:nowrap}.account-gate{min-height:100vh;box-sizing:border-box;padding:3rem 1.5rem;background:#f6efe0;color:#3a2f22;display:flex;flex-direction:column;align-items:center}.account-gate h1{font-size:1.8rem;font-weight:400;margin:0 0 2rem;text-align:center}.account-gate-loading{color:#8a7a63}.profile-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:1.5rem;max-width:640px}.profile-tile{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:none;color:#8a7a63;width:7.5rem;display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:0;cursor:pointer;position:relative}.profile-avatar{width:6.5rem;height:6.5rem;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:2.4rem;font-weight:600;color:#fff;border:3px solid transparent;box-sizing:border-box}.profile-tile:hover .profile-avatar,.profile-tile:focus-visible .profile-avatar{border-color:#3a2f22}.profile-name{font-size:.95rem}.profile-tile:hover .profile-name,.profile-tile:focus-visible .profile-name{color:#3a2f22}.profile-avatar-placeholder{background:#ece2cc;border:2px dashed #b7a888}.profile-add-tile:hover .profile-avatar-placeholder{border-color:#3a2f22;border-style:dashed}.profile-remove{position:absolute;top:-.4rem;right:.6rem;width:1.6rem;height:1.6rem;border-radius:50%;background:#fff;border:1px solid #b7a888;color:#3a2f22;display:flex;align-items:center;justify-content:center;font-size:.9rem;z-index:1}@keyframes profile-shake{0%,to{transform:rotate(-1.5deg)}50%{transform:rotate(1.5deg)}}.profile-tile.shake .profile-avatar{animation:profile-shake .25s infinite}.profile-add-form{gap:.4rem}.profile-add-input{width:100%;box-sizing:border-box;padding:.4rem .5rem;border-radius:6px;border:1px solid #cbbfa0;background:#fff;color:#3a2f22;font-size:.9rem;text-align:center}.profile-add-actions{display:flex;gap:.4rem}.profile-add-confirm,.profile-add-cancel{flex:1;border:1px solid #cbbfa0;border-radius:6px;background:#fff;color:#3a2f22;font-size:.8rem;padding:.3rem}.profile-add-confirm:disabled{color:#b7a888}.manage-profiles-btn{margin-top:2.5rem;padding:.6rem 1.5rem;border:1px solid #b7a888;background:transparent;color:#8a7a63;border-radius:4px;font-size:.9rem;letter-spacing:.03em}.manage-profiles-btn:hover{color:#3a2f22;border-color:#3a2f22}.avatar-picker{width:100%;max-width:480px;display:flex;flex-direction:column;align-items:center;gap:1.5rem}.avatar-picker-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;width:100%}.avatar-option{aspect-ratio:1;border-radius:12px;border:3px solid transparent;font-size:2rem;display:flex;align-items:center;justify-content:center;cursor:pointer}.avatar-option.selected{border-color:#3a2f22}.avatar-picker-name-input{width:100%;box-sizing:border-box;padding:.7rem .9rem;border-radius:8px;border:1px solid #cbbfa0;background:#fff;color:#3a2f22;font-size:1rem;text-align:center}.avatar-picker-actions{display:flex;gap:.6rem;width:100%}.avatar-picker-actions .profile-add-cancel,.avatar-picker-actions .profile-add-confirm{flex:1;padding:.6rem;font-size:.95rem}.tabs{display:flex;gap:.5rem;margin-bottom:1rem}.tabs button{flex:1;padding:.6rem;border:1px solid #d1d5db;border-radius:8px;background:#f9fafb;color:#111827;font-size:.95rem}.tabs button.active{background:#2563eb;color:#fff;border-color:#2563eb}.paste-textarea{width:100%;min-height:40vh;padding:.75rem;border:1px solid #d1d5db;border-radius:8px;font-size:1rem;resize:vertical;box-sizing:border-box;margin-bottom:.75rem}.level-filter-row{display:flex;gap:.5rem;margin-bottom:.75rem}.level-filter-chip{display:flex;align-items:center;gap:.35rem;padding:.4rem .8rem;border-radius:999px;border:1px solid #d1d5db;background:#fff;font-size:.85rem;cursor:pointer}.level-filter-chip.active{background:#111827;color:#fff;border-color:#111827}button.primary{background:#2563eb;color:#fff;border:none;padding:.65rem 1rem;border-radius:8px;font-size:1rem}button.primary:disabled{background:#93c5fd}.reading-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:.4rem;gap:.5rem}.reading-toolbar button.primary{padding:.45rem .9rem;font-size:.9rem}.paste-view>.hint{display:block;font-size:.8rem;color:#6b7280;margin-bottom:.75rem}.extract-title{font-size:1.1rem;margin:0 0 .25rem}.extract-hint{font-size:.85rem;color:#6b7280;margin:0 0 .75rem}.extract-bulk-row{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.6rem}.extract-bulk-row button{padding:.3rem .7rem;border:1px solid #d1d5db;border-radius:999px;background:#fff;font-size:.8rem}.extract-bulk-count{margin-left:auto;font-size:.8rem;color:#6b7280}.extract-list{list-style:none;padding:0;margin:0 0 1rem;max-height:40vh;overflow-y:auto;display:flex;flex-direction:column;gap:.4rem}.extract-row{padding:.5rem .6rem;border:1px solid #e5e7eb;border-radius:8px}.extract-row-main{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.extract-checkbox{display:flex;align-items:center;gap:.5rem;flex:1;min-width:0}.extract-checkbox strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.extract-row select{border:1px solid #d1d5db;border-radius:6px;padding:.3rem .4rem;font-size:.85rem;flex-shrink:0}.extract-row-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin-top:.3rem}.phrase-badge{background:#ede9fe;color:#6d28d9;font-size:.7rem;padding:.1rem .45rem;border-radius:999px;white-space:nowrap}.extract-phonetic{font-size:.8rem;color:#6b7280;white-space:nowrap}.extract-meaning{margin:.35rem 0 0;font-size:.85rem;color:#374151}.pronounce-btn{border:none;background:none;font-size:1rem;line-height:1;padding:.15rem;flex-shrink:0}.word-phonetic{font-size:.8rem;color:#6b7280;white-space:nowrap}.fill-meaning-btn{margin-top:.3rem;border:1px dashed #d1d5db;background:none;color:#2563eb;font-size:.8rem;padding:.2rem .6rem;border-radius:6px}.fill-meaning-btn:disabled{color:#9ca3af;border-color:#e5e7eb}.extract-lookup-status{color:#2563eb}.pos-badge{background:#dbeafe;color:#1d4ed8;font-size:.7rem;padding:.1rem .45rem;border-radius:999px;white-space:nowrap}.frequency-stars{font-size:.6rem;color:#f59e0b;vertical-align:super;white-space:nowrap;letter-spacing:-.05em}.verb-forms-inline{font-size:.75rem;color:#6b7280;white-space:nowrap}.verb-form-btn{border:none;background:none;padding:0;font-size:inherit;color:inherit;text-decoration:underline;text-decoration-style:dotted;text-underline-offset:2px}.verb-form-btn:hover{color:#2563eb}.context-highlight{background:none;color:#2563eb;font-style:normal;font-weight:700;text-decoration:underline;text-underline-offset:2px}.meaning-actions{display:flex;gap:.4rem;margin-top:.3rem}.edit-meaning-btn{border:none;background:none;color:#6b7280;font-size:.85rem;margin-left:.4rem;padding:0}.meaning-edit-row{display:flex;gap:.4rem;margin-top:.3rem}.meaning-edit-row input{flex:1;padding:.4rem .6rem;border:1px solid #d1d5db;border-radius:6px;font-size:.9rem;box-sizing:border-box}.meaning-edit-row button{padding:.4rem .7rem;border-radius:6px;border:1px solid #d1d5db;background:#fff;font-size:.85rem}.meaning-edit-row button.primary{background:#2563eb;color:#fff;border-color:#2563eb}.reading-text{white-space:pre-wrap;line-height:1.8;font-size:1.05rem;padding:.75rem;border:1px solid #e5e7eb;border-radius:8px;-webkit-user-select:text;user-select:text}.save-popup-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:flex-end;justify-content:center;z-index:50}.save-popup{background:#fff;width:100%;max-width:640px;max-height:85vh;overflow-y:auto;border-radius:16px 16px 0 0;padding:1rem;box-sizing:border-box}.field{display:block;margin-bottom:.75rem}.field span{display:block;font-size:.8rem;color:#6b7280;margin-bottom:.25rem}.field input,.field select{width:100%;padding:.55rem;border:1px solid #d1d5db;border-radius:6px;font-size:1rem;box-sizing:border-box}.context-text{margin:0;padding:.5rem;background:#f3f4f6;border-radius:6px;font-size:.9rem;color:#374151}.difficulty-picker{display:flex;gap:.5rem}.difficulty-choice{flex:1;padding:.5rem;border:2px solid #d1d5db;border-radius:8px;background:#fff}.difficulty-choice.active{background:#f3f4f6;font-weight:700}.popup-actions{display:flex;gap:.5rem;margin-top:1rem}.popup-actions button{flex:1;padding:.65rem;border-radius:8px;border:1px solid #d1d5db;background:#fff;color:#111827;font-size:1rem}.popup-actions button.primary{background:#2563eb;color:#fff;border-color:#2563eb}.popup-actions button.primary:disabled{background:#93c5fd;border-color:#93c5fd}.list-select-row{display:flex;gap:.5rem;margin-bottom:.75rem}.list-select-row select{flex:1;padding:.55rem;border:1px solid #d1d5db;border-radius:6px;font-size:1rem;box-sizing:border-box}.manage-lists-btn{border:1px solid #d1d5db;background:#f9fafb;color:#374151;border-radius:6px;padding:.4rem .7rem;font-size:.85rem;white-space:nowrap}.list-manage-bulk-row{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.75rem}.list-manage-bulk-row button{padding:.4rem .8rem;border:1px solid #d1d5db;border-radius:999px;background:#fff;font-size:.85rem}.list-manage-bulk-row button.danger{margin-left:auto;border-color:#ef4444;color:#ef4444}.list-manage-bulk-row button.danger:disabled{color:#f3a8a8;border-color:#f3a8a8}.list-manage-list{list-style:none;padding:0;margin:0 0 1rem;display:flex;flex-direction:column;gap:.4rem}.list-manage-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem;padding:.6rem .8rem;border:1px solid #e5e7eb;border-radius:8px}.list-manage-actions{display:flex;align-items:center;gap:.4rem;flex-shrink:0}.list-name-input{flex:1;min-width:0;padding:.3rem .5rem;border:1px solid #d1d5db;border-radius:6px;font-size:.95rem;box-sizing:border-box}.list-group-select{border:1px solid #d1d5db;border-radius:6px;padding:.3rem .4rem;font-size:.8rem;max-width:7rem}.group-manage-section{margin-top:1.5rem;padding-top:1rem;border-top:1px solid #e5e7eb}.group-manage-title{font-size:.95rem;margin:0 0 .6rem;color:#374151}.group-add-row{display:flex;gap:.5rem;margin-top:.6rem}.group-add-row input{flex:1;min-width:0;padding:.5rem .6rem;border:1px solid #d1d5db;border-radius:6px;font-size:.9rem;box-sizing:border-box}.list-manage-checkbox{display:flex;align-items:center;gap:.6rem;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.filter-row{display:flex;gap:.4rem;margin-bottom:.75rem}.filter-chip{padding:.4rem .8rem;border-radius:999px;border:1px solid #d1d5db;background:#fff;font-size:.85rem}.filter-chip.active{background:#111827;color:#fff;border-color:#111827}.word-entries{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.6rem}.word-entry{border:1px solid #e5e7eb;border-radius:10px;padding:.7rem .9rem}.word-entry-header{display:flex;align-items:center;gap:.5rem}.word-entry-header strong{font-size:1.05rem;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.word-entry-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin-top:.35rem}.delete-btn{border:none;background:none;color:#ef4444;font-size:.8rem;flex-shrink:0}.word-meaning{margin:.3rem 0 0;color:#111827}.word-context{margin:.2rem 0 0;color:#6b7280;font-size:.85rem;font-style:italic}.difficulty-badge{color:#fff;font-size:.75rem;padding:.15rem .5rem;border-radius:999px}.empty-hint{color:#6b7280;text-align:center;margin-top:2rem}.footer-link{display:block;text-align:center;margin-top:2rem;padding-bottom:1rem;font-size:.75rem;color:#d1d5db}