@import "https://fonts.googleapis.com/css2?family=Comfortaa:wght@700&display=swap";@import "https://fonts.googleapis.com/css2?family=Comfortaa:wght@700&display=swap";:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", roboto, sans-serif;--heading:system-ui, "Segoe UI", roboto, sans-serif;--mono:ui-monospace, consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}[data-theme=dark]{--text:#b4ada4;--text-h:#e8e6e3;--bg:#181a1b;--border:#373b3d;--code-bg:#1e2022;--social-bg:#1e202280;--shadow:#0006 0 10px 15px -3px, #0000004d 0 4px 6px -2px}#root{text-align:center;box-sizing:border-box;flex-direction:column;width:100%;min-height:100svh;margin:0 auto;display:flex}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code{font-family:var(--mono);color:var(--text-h);background:var(--code-bg);border-radius:4px;padding:4px 8px;font-size:15px;line-height:135%;display:inline-flex}.loading-overlay{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:9999;color:var(--bg-color);background:#1e1e1e80;flex-direction:column;justify-content:center;align-items:center;font-size:1.2rem;font-weight:600;transition:opacity .3s;display:flex;position:fixed;inset:0}.loading-spinner{border:4px solid #fff3;border-top-color:var(--bg-color);border-radius:50%;width:48px;height:48px;margin-bottom:1rem;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.auth-modal-overlay{z-index:9999;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background-color:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.auth-modal-content{background-color:var(--bg-color);border-radius:16px;width:90%;max-width:400px;padding:2.5rem 2rem;position:relative;box-shadow:0 12px 32px #0003}.auth-brand{pointer-events:none;-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;margin-bottom:.5rem;display:flex}.auth-prompt{color:var(--text-color);text-align:center;margin:0 0 1rem;font-size:1.1rem;font-weight:500}.auth-noodle-icon{object-fit:contain;width:auto;height:42px;margin-right:8px}.auth-google-container{justify-content:center;width:100%;margin-bottom:1.25rem;display:flex}.auth-google-button-wrapper{justify-content:center;width:100%;min-height:44px;display:flex}.auth-divider{text-align:center;color:var(--secondary-text);align-items:center;margin:1.25rem 0;font-size:.8rem;font-weight:600;display:flex}.auth-divider:before,.auth-divider:after{content:"";border-bottom:1px solid var(--color-gray-light);flex:1}.auth-divider span{padding:0 .75rem}.form-group{margin-bottom:1.25rem}.form-group label{color:var(--secondary-text);margin-bottom:.4rem;font-size:.85rem;font-weight:500;display:block}.form-group input{border:1px solid var(--color-gray-light);background-color:var(--color-bg-light);width:100%;color:var(--text-color);box-sizing:border-box;border-radius:8px;padding:.75rem 1rem;font-size:.95rem;transition:border-color .2s,box-shadow .2s}.form-group input:focus{border-color:var(--brand-primary);box-shadow:0 0 0 2px color-mix(in srgb, var(--brand-primary) 25%, transparent);outline:none}.form-group input.input-error{border-color:var(--color-danger)}.form-group input.input-error:focus{border-color:var(--color-danger);box-shadow:0 0 0 2px color-mix(in srgb, var(--color-danger) 25%, transparent)}.auth-field-error{color:var(--color-danger);align-items:center;gap:6px;margin-top:.45rem;font-size:.8rem;line-height:1.3;display:flex}.auth-field-error-icon{flex-shrink:0;width:14px;height:14px}.auth-user-chip{background-color:var(--color-bg-light);border:1px solid var(--color-gray-light);border-radius:8px;justify-content:space-between;align-items:center;margin-bottom:1.25rem;padding:.6rem .85rem;font-size:.9rem;display:flex}.auth-user-email{color:var(--text-color);text-overflow:ellipsis;white-space:nowrap;font-weight:500;overflow:hidden}.auth-change-email{flex-shrink:0;margin-left:.5rem;font-size:.85rem}.auth-error{background-color:var(--color-danger-bg);color:var(--color-danger);border-radius:8px;margin-bottom:1.25rem;padding:.75rem;font-size:.85rem;line-height:1.4}.auth-info{background-color:var(--color-success-bg);color:var(--color-success);text-align:center;border-radius:8px;margin-bottom:1.25rem;padding:.75rem;font-size:.85rem;line-height:1.4}.auth-submit-btn,.auth-modal-content button[type=submit]{background-color:var(--brand-primary);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;margin-top:0;padding:.8rem;font-size:.95rem;font-weight:600;transition:opacity .2s,filter .2s}.auth-submit-btn:hover:not(:disabled),.auth-modal-content button[type=submit]:hover:not(:disabled){opacity:.9;filter:brightness(.92)}.auth-modal-content button:disabled{opacity:.7;cursor:not-allowed}.auth-footer-actions{text-align:center;margin-top:1.25rem}.auth-forgot-btn{color:var(--secondary-text);font-size:.85rem}.auth-forgot-btn:hover{color:var(--brand-primary)}.link-button{color:var(--brand-primary);cursor:pointer;background:0 0;border:none;padding:0;font-weight:600}.link-button:hover{text-decoration:underline}.close-button{color:var(--secondary-text);cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:.4rem;font-size:1.5rem;line-height:1;display:flex;position:absolute;top:.85rem;right:.85rem}.password-reset-success{color:var(--color-success);text-align:center;background-color:#2ecc711a;border-radius:8px;margin-bottom:1rem;padding:.75rem;font-size:.9rem}.library-container{box-sizing:border-box;width:100%;max-width:1800px;margin:0 auto;padding:60px 40px}.user-media-grid{flex-wrap:wrap;justify-content:center;gap:40px;width:100%;display:flex}.user-media-card{color:inherit;width:140px;text-decoration:none;position:relative}.user-media-cover{color:inherit;aspect-ratio:2/3;border-radius:var(--border-radius-md);width:140px;box-shadow:var(--shadow-sm);background:var(--color-bg-light);margin-bottom:16px;text-decoration:none;transition:box-shadow .2s;display:block;position:relative;overflow:hidden}.user-media-cover:hover{box-shadow:var(--shadow-md)}.user-media-cover img{object-fit:cover;width:100%;height:100%}.user-media-info{text-align:center;width:100%}.user-media-info h3{color:var(--text-color);text-align:center;margin:0;font-size:.78rem;font-weight:600;line-height:1.3}.user-media-info p{color:var(--secondary-text);text-align:center;margin:4px 0 0;font-size:.67rem}.library-header-tabs{gap:8px;display:flex}.user-media-progress-overlay{background:linear-gradient(#0000 0%,#000000b3 100%);flex-direction:column;gap:4px;padding:12px 10px 8px;display:flex;position:absolute;bottom:0;left:0;right:0}.percent-text{color:#fff;text-shadow:0 1px 2px #000c;font-size:.55rem;font-weight:700}.library-progress-bg{background:#ffffff4d;border-radius:2px;width:100%;height:4px;overflow:hidden}.library-progress-fill{background:var(--brand-primary);height:100%;transition:width .3s}.user-media-finished-badge{background:var(--bg-color);border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;display:flex;position:absolute;bottom:8px;right:8px;box-shadow:0 2px 8px #0000004d}.user-media-edit-btn{background:var(--bg-color);border:1px solid var(--border-medium);cursor:pointer;color:var(--text-color);z-index:10;border-radius:50%;justify-content:center;align-items:center;padding:4px;transition:background-color .2s,color .2s,border-color .2s,transform .2s;display:flex;position:absolute;top:5px;right:5px;box-shadow:0 1px 4px #00000026}.user-media-edit-btn:hover{background:var(--color-bg-light);color:var(--brand-primary);transform:scale(1.08)}.import-user-media-card{outline:none}.import-user-media-card .user-media-cover{border:2px dashed var(--color-gray-light);color:var(--text-color);box-shadow:var(--shadow-sm);cursor:pointer;background:0 0;flex-direction:column;justify-content:center;align-items:center;gap:8px;transition:border-color .2s,background-color .2s,box-shadow .2s,color .2s;display:flex}.import-user-media-card .user-media-cover:hover{background-color:var(--color-bg-alt);border-color:var(--brand-primary);color:var(--brand-primary);box-shadow:var(--shadow-md)}.import-user-media-card .import-user-media-icon{opacity:.5;transition:opacity .2s}.import-user-media-card .user-media-cover:hover .import-user-media-icon{opacity:1}.import-user-media-card .user-media-info-placeholder{opacity:0;pointer-events:none;-webkit-user-select:none;user-select:none}.browser-warning{background:#ffb3001a;border:1px solid #ffb3004d;border-radius:12px;justify-content:space-between;align-items:center;gap:20px;margin-bottom:30px;padding:16px 20px;animation:.3s ease-out fade-in;display:flex}.browser-warning p{color:var(--text-color);margin:0;font-size:.78rem;line-height:1.5}.browser-warning-actions{flex-shrink:0;align-items:center;gap:15px;display:flex}.browser-warning-actions label{font-size:var(--font-size-sm);color:var(--secondary-text);cursor:pointer;align-items:center;gap:6px;display:flex}.browser-warning-actions button{color:var(--text-color);cursor:pointer;font-size:var(--font-size-sm);background:#ffffff1a;border:1px solid #fff3;border-radius:6px;padding:6px 12px;transition:all .2s}.browser-warning-actions button:hover{background:#fff3;border-color:#ffffff4d}.edit-media-modal-overlay{z-index:2000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background-color:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.edit-media-modal-content{background:var(--bg-color);color:var(--text-color);border:1px solid var(--color-gray-light);border-radius:16px;flex-direction:column;gap:20px;width:90%;max-width:440px;max-height:90vh;padding:24px;display:flex;overflow-y:auto;box-shadow:0 10px 30px #0003}.edit-media-modal-header{justify-content:flex-end;align-items:center;display:flex}.edit-media-close-btn{cursor:pointer;color:var(--secondary-text);background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:4px;transition:color .15s,background-color .15s;display:flex}.edit-media-close-btn:hover{color:var(--text-color);background-color:var(--color-bg-light)}.edit-media-error{background-color:var(--color-danger-bg);color:var(--color-danger);border:1px solid var(--color-danger-border);border-radius:8px;padding:8px 12px;font-size:.85rem}.edit-media-form{flex-direction:column;gap:18px;display:flex}.edit-media-section{flex-direction:column;gap:8px;display:flex}.edit-media-text-input{field-sizing:content;width:100%;min-height:42px;color:var(--text-color);text-align:center;resize:none;overflow-wrap:break-word;background-color:#0000;border:1px solid #0000;border-radius:8px;outline:none;padding:10px 14px;font-family:inherit;font-size:.95rem;line-height:1.4;transition:border-color .2s,background-color .2s,box-shadow .2s;overflow-y:hidden}.edit-media-text-input:hover{background-color:var(--color-bg-light);border-color:var(--color-gray-light)}.edit-media-text-input:focus{background-color:var(--color-bg-light);border-color:var(--brand-primary);box-shadow:0 0 0 2px #575e6c33}.edit-media-cover-section{align-items:center}.edit-media-thumbnail-btn{border:1px solid var(--color-gray-light);border-radius:var(--border-radius-md);background-color:var(--color-bg-light);cursor:pointer;width:120px;height:160px;box-shadow:var(--shadow-sm);padding:0;display:block;position:relative;overflow:hidden}.edit-media-thumbnail-btn:focus-visible{outline:2px solid var(--brand-primary);outline-offset:2px}.edit-media-thumbnail-img{object-fit:cover;width:100%;height:100%;display:block}.edit-media-thumbnail-placeholder{background-color:var(--color-bg-light);width:100%;height:100%}.edit-media-thumbnail-overlay{background-color:var(--tooltip-bg);opacity:.25;pointer-events:none;transition:opacity .2s;position:absolute;inset:0}.edit-media-thumbnail-btn:hover .edit-media-thumbnail-overlay,.edit-media-thumbnail-btn:focus-visible .edit-media-thumbnail-overlay{opacity:.45}.edit-media-thumbnail-badge{background-color:var(--color-bg-light);width:42px;height:42px;color:var(--text-color);border:1px solid var(--color-gray-light);box-shadow:var(--shadow-md);pointer-events:none;border-radius:50%;justify-content:center;align-items:center;transition:transform .2s;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.edit-media-thumbnail-btn:hover .edit-media-thumbnail-badge,.edit-media-thumbnail-btn:focus-visible .edit-media-thumbnail-badge{transform:translate(-50%,-50%)scale(1.1)}.edit-media-file-input{display:none}.edit-media-share-section{background-color:var(--color-bg-light);border:1px solid var(--color-gray-light);border-radius:10px;gap:12px;padding:12px}.edit-media-share-header{justify-content:space-between;align-items:center;gap:12px;display:flex}.edit-media-share-title{color:var(--text-color);font-size:.9rem;font-weight:600}.edit-media-share-controls{align-items:center;gap:10px;display:flex}.edit-media-share-copy-icon-btn{cursor:pointer;color:var(--secondary-text);border-radius:var(--border-radius-sm);background:0 0;border:none;justify-content:center;align-items:center;padding:4px;transition:color .15s,background-color .15s;display:flex}.edit-media-share-copy-icon-btn:disabled{opacity:.35;cursor:not-allowed}.edit-media-share-copy-icon-btn:hover:not(:disabled){color:var(--text-color);background-color:var(--color-gray-light)}.edit-media-share-copy-icon-btn.copied{color:var(--color-success)}.edit-media-switch{flex-shrink:0;width:38px;height:22px;display:inline-block;position:relative}.edit-media-switch input{opacity:0;width:0;height:0}.edit-media-slider{cursor:pointer;background-color:var(--color-gray-light);border-radius:22px;transition:all .2s;position:absolute;inset:0}.edit-media-slider:before{content:"";background-color:var(--bg-color);border-radius:50%;width:16px;height:16px;transition:all .2s;position:absolute;bottom:3px;left:3px}.edit-media-switch input:checked+.edit-media-slider{background-color:var(--brand-primary)}.edit-media-switch input:checked+.edit-media-slider:before{transform:translate(16px)}.edit-media-delete-btn{color:var(--brand-primary);cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;padding:8px;transition:background-color .15s,color .15s;display:flex}.edit-media-delete-btn:disabled{opacity:.5;cursor:not-allowed}.edit-media-delete-btn:hover:not(:disabled){background-color:var(--color-bg-light)}.edit-media-confirm-box{background-color:var(--color-danger-bg);border:1px solid var(--color-danger-border);border-radius:8px;flex-direction:column;gap:10px;padding:12px;display:flex}.edit-media-confirm-text{color:var(--color-danger);margin:0;font-size:.85rem;font-weight:600}.edit-media-confirm-actions{justify-content:flex-end;gap:8px;display:flex}.edit-media-btn-secondary{color:var(--text-color);background-color:var(--color-bg-light);border:1px solid var(--color-gray-light);cursor:pointer;border-radius:8px;padding:8px 16px;font-size:.9rem;font-weight:600;transition:background-color .15s}.edit-media-btn-danger{color:#fff;background-color:var(--color-danger);cursor:pointer;border:none;border-radius:8px;padding:8px 16px;font-size:.9rem;font-weight:600;transition:opacity .15s}.edit-media-btn-primary{color:#fff;background-color:var(--brand-primary);cursor:pointer;border:none;border-radius:8px;padding:8px 18px;font-size:.9rem;font-weight:600;transition:opacity .15s}.edit-media-btn-primary:disabled,.edit-media-btn-secondary:disabled,.edit-media-btn-danger:disabled{opacity:.5;cursor:not-allowed}.edit-media-btn-secondary:hover:not(:disabled){background-color:var(--color-gray-light)}.edit-media-btn-danger:hover:not(:disabled),.edit-media-btn-primary:hover:not(:disabled){opacity:.9}.edit-media-modal-footer{justify-content:space-between;align-items:center;gap:10px;padding-top:8px;display:flex}.decomposition-content{flex-direction:column;align-items:center;gap:6px;padding:4px 0 6px;display:flex}.decomposition-parent-container{flex-direction:column;align-items:center;display:flex}.decomposition-parent-char{color:var(--text-color);background:var(--color-bg-alt);border-radius:var(--border-radius-md);border:1px dashed var(--color-gray-light);cursor:default;padding:6px 16px;font-family:Microsoft YaHei,PingFang SC,sans-serif;font-size:2.25rem;line-height:1;display:inline-block;box-shadow:inset 0 2px 4px #00000008}.decomposition-flow-arrow{color:var(--tertiary-text);justify-content:center;align-items:center;margin-top:4px;margin-bottom:4px;display:flex}.decomposition-visual-grid{background:var(--color-bg-alt);border-radius:var(--border-radius-md);border:1px solid var(--color-gray-light);box-sizing:border-box;gap:6px;width:auto;min-width:90px;max-width:160px;margin:0 auto;padding:8px;display:grid}.decomp-grid-cell{border-radius:var(--border-radius-sm);background:var(--bg-color);cursor:pointer;justify-content:center;align-items:center;padding:4px 8px;font-family:Microsoft YaHei,PingFang SC,sans-serif;transition:background-color .2s,transform .2s;display:flex}.decomp-grid-cell:hover{background:var(--color-bg-light);transform:scale(1.05)}.decomposition-char{color:var(--text-color);font-family:Microsoft YaHei,PingFang SC,sans-serif;font-size:2rem;line-height:1}.dictionary-empty-state{color:var(--tertiary-text);text-align:center;font-style:italic;font-size:var(--font-size-sm);padding:16px}.edit-sense-form{display:contents}.edit-sense-input{font-family:inherit;font-size:var(--font-size-sm);letter-spacing:normal;color:var(--text-color);-webkit-font-smoothing:inherit;-moz-osx-font-smoothing:inherit;box-sizing:content-box;background:0 0;border:none;outline:none;min-width:0;height:auto;margin:0;padding:0;font-weight:500;line-height:1.4}.auto-resize-textarea{font-family:inherit;font-size:inherit;line-height:inherit;color:inherit;resize:none;overflow:hidden}.pinyin-group{flex-direction:column;gap:4px;margin-bottom:8px;padding-bottom:8px;display:flex}.pinyin-group:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.pinyin-group-header{align-items:center;gap:8px;margin-bottom:4px;display:flex}.pinyin-header-left{align-items:center;gap:8px;display:flex}.pinyin-header-text{font-family:var(--reader-ruby-font,inherit);color:var(--text-color);font-weight:700;font-size:var(--font-size-base)}.pinyin-group-senses{flex-direction:column;gap:4px;display:flex}.definition-row{background:var(--color-bg-light);border:1px solid var(--border-subtle);border-radius:var(--border-radius-sm);text-align:left;box-sizing:border-box;justify-content:space-between;align-items:center;gap:12px;padding:6px 10px;display:flex}.definition-row.is-editing{background:var(--bg-color)}.definition-row-text{font-family:inherit;font-size:var(--font-size-sm);letter-spacing:normal;color:var(--text-color);flex:1;align-items:center;font-weight:500;line-height:1.4;display:flex}.definition-row-spinner{border:2px solid var(--color-gray-light);border-top-color:var(--brand-primary);border-radius:50%;flex-shrink:0;width:12px;height:12px;animation:.8s linear infinite definition-spin}@keyframes definition-spin{to{transform:rotate(360deg)}}.definition-row-actions{flex-shrink:0;align-items:center;gap:6px;height:18px;display:flex}.sense-action-btn{width:18px;height:18px;color:var(--tertiary-text);cursor:pointer;box-sizing:border-box;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;margin:0;padding:0;line-height:1;transition:color .2s;display:flex}.sense-action-btn:hover{color:var(--brand-primary)}.delete-sense-btn:hover,.edit-sense-cancel-btn:hover{color:var(--color-danger)}.context-sense-saved-icon{color:var(--color-success);cursor:default}.context-sense-toggle-btn{color:var(--color-success);position:relative}.context-sense-toggle-btn .remove-icon{display:none}.context-sense-toggle-btn:hover{color:var(--color-danger)}.context-sense-toggle-btn:hover .check-icon{display:none}.context-sense-toggle-btn:hover .remove-icon{display:block}.section-badge-icon{color:var(--tertiary-text);cursor:help;justify-content:center;align-items:center;margin-left:auto;transition:color .2s;display:flex;position:relative}.section-badge-icon:hover{color:var(--secondary-text)}.badge-slash{opacity:.4;-webkit-user-select:none;user-select:none;margin:0 2px;font-size:11px;font-weight:300}.section-badge-icon[data-tooltip]:after{content:attr(data-tooltip);text-align:left;white-space:normal;background:var(--tooltip-bg,#1e1e1eeb);width:160px;max-width:160px;color:var(--bg-color);border-radius:var(--border-radius-sm,6px);line-height:1.3;font-size:var(--font-size-xs,11px);pointer-events:none;opacity:0;visibility:hidden;z-index:1000;margin-top:4px;padding:5px 8px;font-weight:500;transition:opacity .15s,visibility .15s;position:absolute;top:100%;right:0;box-shadow:0 4px 12px #0003}.section-badge-icon[data-tooltip]:hover:after{opacity:1;visibility:visible}.context-sense-section{flex-direction:column;display:flex}.context-sense-explanation{font-size:var(--font-size-xs);color:var(--secondary-text);background:var(--color-bg-light);border-radius:var(--border-radius-sm);border-left:2px solid var(--brand-primary);margin-top:6px;padding:6px 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var(--color-gray-light);width:30px;height:30px;color:var(--secondary-text);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;transition:all .15s;display:inline-flex}.tts-icon-play-btn:hover{background:var(--brand-primary);border-color:var(--brand-primary);color:#fff;transform:scale(1.08)}.tts-icon-play-btn.playing{background:var(--brand-primary);border-color:var(--brand-primary);color:#fff;animation:1s infinite alternate pulse}.font-control-item{flex-direction:column;gap:6px;margin-bottom:1rem;display:flex}.font-control-label{margin-bottom:.5rem;font-weight:600;display:block}.font-size-toggle-group{background:var(--color-bg-light);border:1.5px solid var(--color-gray-light);border-radius:var(--border-radius-sm);gap:3px;width:100%;margin-top:2px;padding:2px;display:flex}.font-size-toggle-btn{border-radius:var(--border-radius-sm);font-size:var(--font-size-xs);color:var(--secondary-text);cursor:pointer;text-align:center;background:0 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.2s;display:flex;position:absolute;top:100%;left:50%;transform:translate(-50%)}.key-tooltip.top{margin-top:0;margin-bottom:8px;top:auto;bottom:100%}.has-tooltip:hover .key-tooltip{visibility:visible;opacity:1}.key-tooltip kbd{background-color:var(--bg-color);color:var(--text-color);border:1px solid var(--color-gray-light);border-radius:4px;padding:1px 5px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:.7rem;font-weight:700;line-height:1.2;display:inline-block;box-shadow:0 1px 1px #0003}.user-media-title{font-size:var(--font-size-base);color:var(--text-color);white-space:nowrap;text-overflow:ellipsis;letter-spacing:normal;max-width:300px;margin:0;font-weight:500}.mode-selector{border-radius:var(--border-radius-lg);border:1px solid var(--border-medium);background:var(--bg-color);width:100%;font-size:var(--font-size-base);color:var(--text-color);cursor:pointer;appearance:none;background-image:url(data:image/svg+xml;charset=UTF-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2224%22%20height%3D%2224%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22%2386868b%22%20stroke-width%3D%222%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpolyline%20points%3D%226%209%2012%2015%2018%209%22%3E%3C%2Fpolyline%3E%3C%2Fsvg%3E);background-position:right 12px center;background-repeat:no-repeat;background-size:16px;outline:none;padding:10px 12px;transition:border-color .2s,background-color .2s}.mode-selector:hover{background-color:var(--color-bg-light);border-color:var(--color-gray-light)}.mode-selector:focus{border-color:var(--brand-primary);background-color:var(--bg-color)}.text-display.dual-panel{max-width:1200px}@keyframes slide-in-right{0%{opacity:0;transform:translate(5px)}to{opacity:1;transform:translate(0)}}.paragraph-block{text-align:justify;position:relative}.word-container{text-indent:0;margin:0;display:inline-block;position:relative}.word-container:hover{z-index:100}.word-container.active{z-index:200}.word-container ruby{line-height:1;display:inline-block;position:relative;overflow:visible}.tooltip-arrow{background-color:var(--bg-color);border-top:1px solid var(--border-medium);border-left:1px solid var(--border-medium);pointer-events:none;z-index:10;width:10px;height:10px;margin-left:-5px;position:absolute;top:-6px;transform:rotate(45deg)}.new-word{background-color:var(--color-new-word)}.char{cursor:pointer;transition:font-weight .1s,color .1s}.dual-panel .footer-inner{max-width:1200px}.settings-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:3000;overscroll-behavior:contain;background:#00000073;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.settings-modal{background:var(--color-bg-alt);border-radius:var(--border-radius-xl);box-sizing:border-box;overscroll-behavior:contain;width:90%;max-width:600px;height:90%;max-height:800px;padding:40px;animation:.3s cubic-bezier(.34,1.56,.64,1) modal-pop;position:relative;overflow-y:auto;box-shadow:0 20px 60px #0003}.settings-modal rt{font-family:var(--reader-ruby-font,inherit)}@keyframes modal-pop{0%{opacity:0;transform:scale(.9)translateY(20px)}to{opacity:1;transform:scale(1)translateY(0)}}.settings-modal h2{color:var(--text-color);text-align:center;letter-spacing:-.02em;margin-top:0;margin-bottom:35px;font-size:1.44rem;font-weight:600}.settings-section{border-bottom:1px solid var(--border-subtle);margin-bottom:48px;padding-bottom:32px}.settings-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.settings-section-title{font-size:var(--font-size-xl);color:var(--text-color);text-align:left;letter-spacing:-.01em;margin:0 0 24px;font-weight:600}.x-close-button{color:var(--text-color);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;padding:10px;transition:color .2s;display:flex;position:absolute;top:20px;right:20px}.x-close-button:hover{color:var(--text-color)}@keyframes fade-in{0%{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%)}}.breadcrumbs{align-items:center;gap:8px;display:flex}.breadcrumb-button{color:var(--secondary-text);cursor:pointer;font-size:var(--font-size-base);background:0 0;border:none;border-radius:8px;align-items:center;gap:6px;padding:0;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.breadcrumb-button:hover{background-color:var(--color-bg-light);color:var(--brand-primary)}.breadcrumb-button:focus{outline:none}.breadcrumb-separator{color:var(--tertiary-text);flex-shrink:0;margin:0 4px}h3.settings-section-title{color:var(--text-color);border-bottom:1px solid var(--border-subtle);margin-top:25px;padding-bottom:8px;font-size:1.1rem;font-weight:600}@keyframes pulse-arrow{0%,to{opacity:.6;transform:translateY(0)}50%{opacity:1;transform:translateY(3px)}}.auto-resize-textarea{resize:none;overflow-y:hidden}