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#55b68573}.note-asr-mic-btn:active{transform:scale(.95)}.note-asr-mic-btn.recording{background:#e53e3e;box-shadow:0 4px 16px #e53e3e59;animation:noteAsrPulse 1.5s ease-in-out infinite}.note-asr-mic-btn.recording:hover{box-shadow:0 6px 20px #e53e3e80}.note-asr-mic-btn.recording:before{content:"";position:absolute;inset:-4px;border-radius:50%;border:2px solid rgba(229,62,62,.4);animation:noteAsrRing 1.5s ease-out infinite}@keyframes noteAsrPulse{0%,to{transform:scale(1)}50%{transform:scale(1.06)}}@keyframes noteAsrRing{0%{transform:scale(1);opacity:.6}to{transform:scale(1.45);opacity:0}}.note-asr-mic-label{font-size:12px;color:#e53e3e;font-weight:500;white-space:nowrap;padding:3px 10px;background:#e53e3e14;border-radius:12px;animation:noteAsrLabelIn .3s ease}@keyframes noteAsrLabelIn{0%{opacity:0;transform:translate(-6px)}to{opacity:1;transform:translate(0)}}.note-asr-inline-text{background-color:#e53e3e14;border-radius:2px;padding:0 1px}.spelling-peek-overlay{position:absolute;inset:0;z-index:5;display:flex;align-items:center;justify-content:center;background-color:var(--color-container-bg);border-radius:10px;opacity:0;pointer-events:none;transition:opacity .12s ease-out}.spelling-peek-overlay.show{opacity:1;transition:opacity .18s ease-in}.spelling-peek-overlay.single{border-radius:10px;padding:0 16px}.spelling-peek-text{font-size:15px;font-weight:500;color:var(--color-text-secondary);text-align:center;line-height:1.6;-webkit-user-select:none;user-select:none;white-space:pre-line}.spelling-slots-wrap{position:relative;display:flex;align-items:center;justify-content:center;min-height:48px}.spelling-peek-word{font-size:24px;font-weight:600;color:var(--color-text-secondary);letter-spacing:2px;-webkit-user-select:none;user-select:none}.spelling-panel{position:fixed;inset:64px 0 0 64px;background-color:var(--color-page-bg);z-index:100;transform:translateY(100%);transition:transform .3s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column}.spelling-panel.visible{transform:translateY(0)}.spelling-panel-loading{flex:1;display:flex;align-items:center;justify-content:center}.spelling-panel-content{flex:1;display:flex;flex-direction:column;min-height:0;overflow:hidden;opacity:0;transition:opacity .3s ease}.spelling-panel-content.fade-in{opacity:1}.spelling-container{flex:1;margin:12px 12px 0;border-radius:12px 12px 0 0;background-color:var(--color-container-bg);padding:15px;display:flex;flex-direction:column;overflow:hidden;position:relative;transition:background-color .2s ease}.spelling-progress-section{display:flex;align-items:center;gap:12px;flex-shrink:0}.spelling-progress-bar{width:254px;height:10px;background-color:var(--color-container-subtle);border-radius:var(--radius-full);overflow:hidden;flex-shrink:0}.spelling-progress-fill{height:100%;background-color:var(--color-primary);border-radius:var(--radius-full);transition:width .4s cubic-bezier(.4,0,.2,1)}.spelling-progress-text{font-size:13px;font-weight:500;color:var(--color-text-secondary);white-space:nowrap;-webkit-user-select:none;user-select:none}.spelling-toolbar-right{display:flex;align-items:center;gap:4px;margin-left:auto;flex-shrink:0}.spelling-toolbar-divider{width:1px;height:16px;background-color:var(--color-divider);margin:0 4px;flex-shrink:0}.spelling-toolbar-btn{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border:none;background:none;border-radius:6px;cursor:pointer;padding:0;color:var(--color-text-secondary);transition:background-color .2s ease,color .2s ease;flex-shrink:0}.spelling-toolbar-btn svg{width:16px;height:16px}.spelling-toolbar-btn svg path{fill:var(--color-text-secondary);transition:fill .2s ease}.spelling-toolbar-btn.active{color:var(--color-primary)}.spelling-toolbar-btn.active svg path{fill:var(--color-primary)}.spelling-toolbar-btn:hover{background-color:var(--color-container-subtle)}.spelling-fav-btn.favorited{color:#f5a623}.spelling-fav-btn.favorited svg path{fill:#f5a623;stroke:#f5a623}.spelling-fav-btn:not(.favorited) svg path{fill:none;stroke:var(--color-text-secondary)}.spelling-fav-btn:active{transform:scale(1.25)}.spelling-image-menu-wrap{position:relative;display:flex;align-items:center}.spelling-image-dropdown{position:absolute;top:calc(100% + 6px);right:0;background-color:var(--color-container-bg);border:1px solid var(--color-divider);border-radius:10px;padding:4px;display:flex;flex-direction:column;gap:2px;min-width:140px;box-shadow:0 4px 16px #0000001a,0 1px 4px #0000000f;z-index:10;animation:dropdownFadeIn .15s ease both}@keyframes dropdownFadeIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.spelling-image-dropdown-item{display:flex;align-items:center;gap:8px;padding:7px 10px;border:none;background:none;border-radius:7px;cursor:pointer;font-size:13px;font-weight:500;color:var(--color-text-secondary);transition:background-color .15s ease,color .15s ease;white-space:nowrap;-webkit-user-select:none;user-select:none}.spelling-image-dropdown-item:hover{background-color:var(--color-container-subtle);color:var(--color-text-base)}.spelling-image-dropdown-item.active{color:var(--color-primary)}.spelling-image-dropdown-item svg{flex-shrink:0;opacity:.7}.spelling-image-dropdown-item.active svg{opacity:1;stroke:var(--color-primary)}.spelling-image-dropdown-check{margin-left:auto;font-size:12px;font-weight:700;color:var(--color-primary);opacity:0;transform:scale(.6);transition:opacity .15s ease,transform .15s ease}.spelling-image-dropdown-check.show{opacity:1;transform:scale(1)}.spelling-mode-selector{display:flex;align-items:center;gap:2px;background-color:var(--color-container-subtle);border-radius:8px;padding:2px}.spelling-mode-btn{display:flex;align-items:center;gap:4px;padding:4px 10px;border:none;background:none;border-radius:6px;cursor:pointer;font-size:12px;font-weight:500;color:var(--color-text-secondary);transition:all .2s ease;white-space:nowrap;-webkit-user-select:none;user-select:none}.spelling-mode-btn:hover{color:var(--color-text-base)}.spelling-mode-btn.active{background-color:var(--color-container-bg);color:var(--color-text-base);box-shadow:0 1px 3px #00000014}.spelling-mode-icon{font-size:13px;line-height:1}.spelling-mode-label{font-size:12px;line-height:1}.spelling-divider{height:1px;background-color:var(--color-divider);margin:15px -15px 0;flex-shrink:0}.spelling-body{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:32px;padding:20px 0}.spelling-body.translate-layout{flex-direction:row;justify-content:center;gap:0;padding:0}.spelling-translate-area{flex:1;display:flex;flex-direction:column;min-height:0;overflow:hidden}.spelling-translate-area.with-gallery{flex-direction:row;align-items:stretch}.spelling-gallery-sidebar{width:400px;min-width:400px;flex-shrink:0;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;gap:0;padding:12px;border-right:1px solid var(--color-divider);scrollbar-width:thin;scrollbar-color:var(--color-divider) transparent}.spelling-gallery-sidebar::-webkit-scrollbar{width:4px}.spelling-gallery-sidebar::-webkit-scrollbar-track{background:transparent}.spelling-gallery-sidebar::-webkit-scrollbar-thumb{background-color:var(--color-divider);border-radius:4px}.spelling-gallery-card{position:relative;border-radius:12px;overflow:hidden;cursor:default;flex-shrink:0}.spelling-gallery-card+.spelling-gallery-card{margin-top:12px}.spelling-gallery-img{width:100%;height:auto;display:block;object-fit:cover;transition:transform .3s ease}.spelling-gallery-card:hover .spelling-gallery-img{transform:scale(1.03)}.spelling-gallery-overlay{position:absolute;left:0;right:0;bottom:0;padding:48px 16px 16px;background:linear-gradient(to top,rgba(0,0,0,.78) 0%,rgba(0,0,0,.45) 50%,transparent 100%);display:flex;flex-direction:column;gap:6px;opacity:0;transition:opacity .25s ease;pointer-events:none}.spelling-gallery-card:hover .spelling-gallery-overlay{opacity:1}.spelling-gallery-pos{display:inline-block;align-self:flex-start;background-color:#ffffff2e;color:#fff;font-size:11px;font-weight:600;padding:2px 8px;border-radius:4px;letter-spacing:.3px}.spelling-gallery-def{font-size:14px;font-weight:600;color:#fff;line-height:1.5}.spelling-gallery-prompt{font-size:12px;font-weight:400;color:#ffffffb3;line-height:1.4}.spelling-translate-right-col{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;overflow:hidden}.spelling-translate-top{flex-shrink:0;display:flex;flex-direction:column;align-items:center;width:100%}.spelling-translate-content{flex:1;display:flex;align-items:center;justify-content:center;width:100%;min-height:0;gap:0;transition:gap .4s cubic-bezier(.4,0,.2,1)}.spelling-translate-content.submitted{gap:32px}.spelling-translate-left{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;transition:opacity .3s ease,filter .3s ease;min-width:0}.spelling-translate-left.scoring{opacity:.5;filter:grayscale(40%)}.spelling-translate-middle{flex-shrink:0;width:100%;display:flex;flex-direction:column;align-items:center;gap:12px}.spelling-translate-right{flex:0;width:0;overflow:hidden;opacity:0;transform:translate(20px);transition:flex .4s cubic-bezier(.4,0,.2,1),width .4s cubic-bezier(.4,0,.2,1),opacity .35s ease .15s,transform .4s cubic-bezier(.4,0,.2,1)}.spelling-translate-right.show{flex:1;width:auto;overflow:visible;opacity:1;transform:translate(0);display:flex;flex-direction:column;align-items:center;justify-content:center}.spelling-scoring-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:32px 20px;color:var(--color-text-secondary);font-size:14px;font-weight:500}.spelling-definition{text-align:center;width:70%;display:flex;flex-direction:column;align-items:center;gap:10px}.spelling-hint-pos-tag{display:inline-block;background-color:color-mix(in srgb,var(--color-primary) 10%,transparent);color:var(--color-primary);font-size:13px;font-weight:600;padding:4px 12px;border-radius:6px;white-space:nowrap;letter-spacing:.3px}.spelling-cn{font-size:18px;font-weight:600;color:var(--color-text-base);line-height:1.6}.spelling-cn-row{display:flex;align-items:center;gap:8px;justify-content:center}.spelling-weak-btn{display:flex;align-items:center;justify-content:center;width:28px;height:28px;min-width:28px;border:none;background:none;border-radius:6px;cursor:pointer;padding:0;color:var(--color-text-secondary);opacity:.4;transition:all .2s ease;flex-shrink:0}.spelling-weak-btn:hover{opacity:.8;background-color:#e74c3c14;color:#e74c3c}.spelling-weak-btn.active{opacity:1;color:#e74c3c}.spelling-weak-btn.active svg{filter:drop-shadow(0 0 4px rgba(231,76,60,.3))}.spelling-weak-btn:active{transform:scale(1.2)}.spelling-example{display:flex;flex-direction:column;gap:4px;margin-top:4px;padding:10px 16px;background-color:var(--color-container-subtle);border-radius:10px;max-width:520px;width:100%;animation:fadeInUp .3s ease both}.spelling-example-en{font-size:15px;font-weight:500;color:var(--color-text-base);line-height:1.5}.spelling-example-cn{font-size:16px;font-weight:500;color:var(--color-text-secondary);line-height:1.5}.spelling-example-image-wrap{margin-top:6px;display:flex;justify-content:center;position:relative;min-height:48px;animation:fadeInUp .35s ease both;animation-delay:.05s}.spelling-example-image-loader{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);opacity:0;transition:opacity .2s ease;pointer-events:none}.spelling-example-image-loader.show{opacity:1}.spelling-example-image{max-height:300px;width:auto;border-radius:10px;object-fit:cover;box-shadow:0 2px 8px #00000014;transition:transform .2s ease,opacity .3s ease;opacity:1}.spelling-example-image.loading{opacity:0}.spelling-example-image:hover{transform:scale(1.02)}.spelling-phonetic{font-size:15px;color:var(--color-text-secondary);font-weight:400;margin-top:-16px;opacity:0;transform:translateY(-4px);transition:opacity .2s ease,transform .2s ease;pointer-events:none;min-height:22px}.spelling-phonetic.show{opacity:1;transform:translateY(0)}.spelling-slots{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:center}.spelling-slot{width:36px;height:44px;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:600;color:var(--color-text-base);border-bottom:3px solid var(--color-divider);transition:border-color .2s ease,color .2s ease,transform .15s ease;-webkit-user-select:none;user-select:none}.spelling-slot.active{border-color:var(--color-primary);transform:translateY(-2px)}.spelling-slot.filled{border-color:var(--color-text-secondary)}.spelling-slot.answer{color:var(--color-text-secondary);border-color:var(--color-text-secondary);opacity:.6}.spelling-slot.correct{color:var(--color-primary);border-color:var(--color-primary);animation:slotCorrect .35s ease}.spelling-slot.error{color:var(--color-error);border-color:var(--color-error);animation:slotShake .4s ease}@keyframes slotCorrect{0%{transform:scale(1)}40%{transform:scale(1.15)}to{transform:scale(1)}}@keyframes slotShake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}.spelling-hidden-input{position:absolute;opacity:0;pointer-events:none;width:0;height:0}.spelling-feedback{text-align:center;min-height:28px;display:flex;align-items:center;justify-content:center;gap:8px}.spelling-feedback-text{font-size:14px;font-weight:500;opacity:0;transition:opacity .25s ease}.spelling-feedback-text.show{opacity:1}.spelling-feedback-text.correct{color:var(--color-primary)}.spelling-feedback-text.error{color:var(--color-error)}.spelling-hint{font-size:15px;font-weight:500;color:var(--color-text-secondary);margin-top:4px;opacity:0;transition:opacity .3s ease}.spelling-hint.show{opacity:1}.spelling-hint span{color:var(--color-primary);font-weight:600;letter-spacing:1px}.spelling-shortcuts{display:flex;align-items:center;justify-content:center;gap:32px;padding:16px 0;flex-shrink:0}.spelling-shortcut-item{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--color-text-secondary);opacity:.65;-webkit-user-select:none;user-select:none}.spelling-shortcut-item kbd{display:inline-flex;align-items:center;justify-content:center;padding:2px 8px;font-size:11px;font-weight:500;font-family:inherit;color:var(--color-text-secondary);background-color:var(--color-container-subtle);border:1px solid var(--color-divider);border-radius:4px;line-height:1.6;white-space:nowrap}.spelling-complete{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;animation:fadeInUp .5s cubic-bezier(.16,1,.3,1) both}.spelling-complete-icon{font-size:56px;animation:floatIcon 3s ease-in-out infinite}.spelling-complete-title{font-size:20px;font-weight:700;color:var(--color-text-base)}.spelling-complete-stats{font-size:14px;color:var(--color-text-secondary);display:flex;align-items:center;gap:16px}.spelling-complete-stat{display:flex;align-items:center;gap:4px}.spelling-complete-stat .correct-count{color:var(--color-primary);font-weight:600}.spelling-complete-stat .error-count{color:var(--color-error);font-weight:600}.spelling-complete-stat .skip-count{color:var(--color-text-secondary);font-weight:600}.spelling-skip-toast{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.8);display:flex;align-items:center;gap:8px;padding:10px 20px;background-color:color-mix(in srgb,var(--color-container-subtle) 90%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:12px;font-size:15px;font-weight:600;color:var(--color-text-secondary);opacity:0;pointer-events:none;z-index:20;transition:opacity .15s ease,transform .15s ease;-webkit-user-select:none;user-select:none}.spelling-skip-toast.show{opacity:1;transform:translate(-50%,-50%) scale(1);animation:skipToastPop .6s ease both}@keyframes skipToastPop{0%{opacity:0;transform:translate(-50%,-50%) scale(.7)}20%{opacity:1;transform:translate(-50%,-50%) scale(1.05)}40%{transform:translate(-50%,-50%) scale(1)}70%{opacity:1}to{opacity:0;transform:translate(-50%,-60%) scale(.95)}}.spelling-complete-hint{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--color-text-secondary);opacity:.6;margin-top:8px;-webkit-user-select:none;user-select:none}.spelling-complete-hint kbd{display:inline-flex;align-items:center;justify-content:center;padding:2px 8px;font-size:11px;font-weight:500;font-family:inherit;color:var(--color-text-secondary);background-color:var(--color-container-subtle);border:1px solid var(--color-divider);border-radius:4px;line-height:1.6}.spelling-instruction{font-size:12px;color:var(--color-text-secondary);opacity:.6;-webkit-user-select:none;user-select:none}.spelling-translate-word{display:flex;flex-direction:column;align-items:center;gap:8px}.spelling-en-word{font-size:32px;font-weight:700;color:var(--color-text-base);letter-spacing:1px}.spelling-en-phonetic{font-size:15px;color:var(--color-text-secondary);font-weight:400}.spelling-listen-prompt{display:flex;flex-direction:column;align-items:center;gap:16px}.spelling-listen-btn{width:72px;height:72px;border:none;border-radius:50%;background:linear-gradient(135deg,var(--color-primary),hsl(from var(--color-primary) h s calc(l - 10)));color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s ease,box-shadow .2s ease;box-shadow:0 4px 16px #0000001f}.spelling-listen-btn:hover{transform:scale(1.08);box-shadow:0 6px 24px #0000002e}.spelling-listen-btn:active{transform:scale(.96)}.spelling-listen-btn svg{width:32px;height:32px}.spelling-listen-btn svg path{fill:#fff}.spelling-listen-hint{font-size:13px;color:var(--color-text-secondary);opacity:.7;-webkit-user-select:none;user-select:none}.spelling-mind-map{display:flex;flex-direction:column;gap:20px;width:100%;max-width:600px;align-items:center}.spelling-mind-map-group{display:flex;align-items:stretch;width:100%}.spelling-mind-map-label{display:flex;align-items:center;flex-shrink:0}.spelling-multi-pos-tag{display:inline-block;background-color:color-mix(in srgb,var(--color-primary) 10%,transparent);color:var(--color-primary);font-size:12px;font-weight:600;padding:4px 10px;border-radius:6px;white-space:nowrap;letter-spacing:.3px}.spelling-mind-map-stem{width:12px;height:2px;flex-shrink:0;background-color:var(--color-divider);align-self:center}.spelling-mind-map-connector{width:24px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.spelling-mind-map-single-line{width:100%;height:2px;background-color:var(--color-divider)}.spelling-mind-map-tree{width:100%;height:100%;display:flex;flex-direction:column;gap:8px;position:relative}.spelling-mind-map-trunk{position:absolute;left:0;top:20px;bottom:20px;width:2px;background-color:var(--color-divider)}.spelling-mind-map-branch{flex:1;display:flex;align-items:center}.spelling-mind-map-branch:after{content:"";display:block;width:100%;height:2px;background-color:var(--color-divider)}.spelling-mind-map-items{flex:1;display:flex;flex-direction:column;gap:8px;min-width:0}.spelling-multi-input-row{position:relative;display:flex;align-items:center;border:2px solid 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pinPopOut{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.85)}}.screen-pin-image{display:block;width:100%;height:100%;object-fit:fill;pointer-events:none}.screen-pin-close{position:absolute;top:8px;right:8px;width:28px;height:28px;border:none;border-radius:50%;background-color:#00000080;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transform:scale(.8);transition:opacity .15s ease,transform .15s ease,background-color .15s ease}.screen-pin-overlay:hover .screen-pin-close{opacity:1;transform:scale(1)}.screen-pin-close:hover{background-color:#dc3232cc}.screen-pin-resize{position:absolute;right:0;bottom:0;width:20px;height:20px;cursor:nwse-resize;opacity:0;transition:opacity .15s ease}.screen-pin-overlay:hover .screen-pin-resize{opacity:1}.screen-pin-resize:before{content:"";position:absolute;right:4px;bottom:4px;width:10px;height:10px;border-right:2px solid rgba(255,255,255,.6);border-bottom:2px solid rgba(255,255,255,.6);border-radius:0 0 3px}