/* 阅读角：同一套纸白、学习蓝、暖黄与清楚的阅读层级。 */
.la-panel,.task-study-mode{--rc-ground:var(--cream,#FFF9E8);--rc-paper:var(--paper,#FFFFFF);--rc-ink:var(--ink,#3F3722);--rc-muted:#6F634F;--rc-accent:#167743;--rc-line:var(--line-green,#CDE5CD);--rc-wash:#EEF8EA;--rc-yellow:#FFF0A9;--rc-green:#167743;--rc-ease:cubic-bezier(.23,1,.32,1);--la-text:var(--rc-ink);--la-muted:var(--rc-muted);--la-accent:var(--rc-accent);--la-line:var(--rc-line);font-family:var(--font-body);color:var(--rc-ink);}
.la-panel{width:100%;min-width:0;font-size:16px;line-height:1.7;overflow-wrap:anywhere;}.la-panel,.la-panel *{box-sizing:border-box;}
.rc-icon{display:inline-block;flex:0 0 auto;vertical-align:middle;width:20px;height:20px;}
.la-panel .la-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 16px;font:600 15px/1.4 var(--font-body);white-space:normal;border:1px solid var(--rc-line);border-radius:10px;background:var(--rc-paper);color:var(--rc-accent);box-shadow:none;cursor:pointer;transition:background-color 140ms ease,border-color 140ms ease,transform 120ms var(--rc-ease);}
.la-panel .la-primary{background:var(--rc-wash);border-color:#B8D8AD;color:var(--rc-accent);font-weight:700;}
.la-panel .la-button:disabled{opacity:.48;cursor:default;}.la-panel .la-button:active:not(:disabled):not(:focus-visible){transform:scale(.98);}
.la-panel :is(button,input,textarea,select,summary):focus-visible,.task-study-mode :is(button,input,textarea,select,summary):focus-visible{outline:3px solid #167743;outline-offset:3px;}
.la-panel ::selection,.task-study-mode ::selection{background:var(--rc-yellow);color:var(--rc-ink);}.la-panel :is(input,textarea){caret-color:var(--rc-accent);}
.task-study-mode #chatScroll{scrollbar-color:#B8D6AD var(--rc-ground);scrollbar-width:thin;}.task-study-mode #chatScroll::-webkit-scrollbar{width:8px;}.task-study-mode #chatScroll::-webkit-scrollbar-thumb{background:#B8D6AD;border-radius:8px;}
.la-library-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:4px 0 28px;}.la-library-copy{min-width:0;}.la-library-tools{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.la-title{font-family:var(--font-body);font-size:26px;font-weight:700;line-height:1.35;margin:0;color:var(--rc-ink);}.la-intro{font-size:15px;color:var(--rc-muted);margin:8px 0 0;max-width:65ch;}
.la-library-controls{display:flex;align-items:end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:18px;}.la-filters{display:flex;gap:6px;flex-wrap:wrap;}
.la-panel .la-filter{background:transparent;border-color:transparent;color:var(--rc-muted);}.la-panel .la-filter-on{background:var(--rc-wash);border-color:#C9E1C3;color:var(--rc-accent);}
.la-panel .la-input{width:100%;min-width:0;font:400 16px/1.6 var(--font-body);border:1px solid #C6DEC0;border-radius:10px;background:var(--rc-paper);color:var(--rc-ink);padding:10px 13px;min-height:44px;box-shadow:none;}
.la-panel .la-input::placeholder{color:var(--rc-muted);}.la-library-count{font-size:14px;color:var(--rc-muted);margin:12px 0 20px;font-variant-numeric:tabular-nums;}
.la-task-library{display:block;list-style:none;margin:0;padding:0;}.la-task-card{display:grid;grid-template-columns:52px minmax(0,1fr) 170px;column-gap:20px;row-gap:4px;padding:12px 4px;border-top:1px solid var(--rc-line);background:var(--rc-paper);min-width:0;}
.la-card-current{background:#F8FCF3;}.la-card-top{display:contents;}.la-card-art{grid-column:1;grid-row:1/4;display:grid;place-items:center;width:48px;height:52px;background:var(--rc-wash);border-radius:10px;color:var(--rc-accent);}.la-card-art .rc-icon{width:25px;height:25px;}
.la-task-card{cursor:pointer;}.la-task-card:focus-within{outline:2px solid var(--rc-accent);outline-offset:2px;}@media(hover:hover) and (pointer:fine){.la-task-card:hover{background:#F8FCF3;}.la-task-card:hover .la-card-title{color:var(--rc-accent);}}
.la-card-title{grid-column:2;grid-row:1;font-family:var(--font-body);font-size:20px;font-weight:700;line-height:1.45;margin:0;color:var(--rc-ink);}
.la-task-card .la-status{grid-column:3;grid-row:1;justify-self:end;align-self:center;}.la-card-date{grid-column:3;grid-row:2;text-align:right;font-size:13px;color:var(--rc-muted);margin:0;line-height:1.7;}
.la-card-goal{grid-column:2;grid-row:2;font-size:15px;color:var(--rc-muted);margin:0;line-height:1.5;}.la-card-words{grid-column:2;grid-row:3;display:flex;flex-wrap:wrap;gap:4px 11px;color:var(--rc-accent);font-size:15px;line-height:1.5;}
.la-task-library .la-button{font-size:14px;}
.la-word-chip:not(:last-child)::after{content:'·';color:#9C927F;margin-left:12px;}.la-task-card .la-progress{grid-column:2;grid-row:4;max-width:400px;margin:2px 0 0;gap:4px;}.la-task-card .la-progress-label{line-height:1.5;}.la-task-card .la-progress-meter{height:4px;}
.la-progress{display:flex;flex-direction:column;gap:9px;margin:18px 0;font-variant-numeric:tabular-nums;}.la-progress-label{font-size:13px;line-height:1.7;color:var(--rc-muted);}.la-progress-meter{display:block;width:100%;height:5px;border:0;border-radius:8px;background:#EDF5E5;color:#85C98B;accent-color:#85C98B;overflow:hidden;}
.la-progress-meter::-webkit-progress-bar{background:#EDF5E5;border-radius:8px;}.la-progress-meter::-webkit-progress-value{background:#85C98B;border-radius:8px;}.la-progress-meter::-moz-progress-bar{background:#85C98B;border-radius:8px;}
.la-status{display:inline-block;font-size:13px;line-height:1.5;padding:5px 10px;border-radius:8px;color:var(--rc-muted);background:#F1F4E9;white-space:nowrap;}
.la-status-active{background:#E8F6EA;color:#176B38;}.la-status-paused{background:#FFF0D6;color:#7C5B2C;}.la-status-completed{background:#E7F3E8;color:#356349;}
.la-more{display:flex!important;margin:24px auto 0;}.la-empty{display:flex;align-items:center;gap:16px;margin:20px 0;padding:28px 22px;border-radius:14px;background:#FFFDF5;color:var(--rc-muted);font-size:16px;}.la-empty p{margin:0;}.la-empty-art{font-size:30px;}
.la-live{margin:0 0 18px;color:var(--rc-accent);font-size:15px;}.la-live:empty{display:none;}.la-error{padding:14px 16px;margin:0 0 20px;border-radius:10px;background:#FFF3DE;color:#70512D;font-size:15px;line-height:1.8;}
.la-task-detail{padding:22px 0 12px;background:var(--rc-paper);border:0;}.la-task-content{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.6fr);gap:52px;align-items:start;}.la-task-outline,.la-words-section,.la-story-section{min-width:0;}
.la-plan-heading{display:flex;align-items:start;justify-content:space-between;gap:14px;}.la-plan-title{font-family:var(--font-body);font-size:24px;line-height:1.45;font-weight:700;margin:0;color:var(--rc-ink);}
.la-task-outline .la-plan-heading{flex-wrap:wrap;gap:12px;}.la-plan-meta{font-size:13px;color:var(--rc-muted);margin:14px 0;}.la-goal-copy{font-size:17px;line-height:1.9;margin:0 0 16px;color:var(--rc-ink);}
.la-detail-overview{margin-bottom:30px;}.la-task-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:16px 0;}.la-task-actions .la-primary{min-width:142px;}.la-complete{color:var(--rc-green);font-size:17px;}.la-strategy{font-size:15px;color:var(--rc-accent);}
.la-subtitle{font-family:var(--font-body);font-size:23px;font-weight:700;line-height:1.5;margin:0 0 12px;color:var(--rc-ink);}.la-section-intro{font-size:14px;color:var(--rc-muted);margin:0 0 20px;}
.la-word-list{list-style:none;display:block;margin:0;padding:0;}.la-word-row{display:flex;flex-direction:column;gap:7px;padding:18px 0;border-bottom:1px solid var(--rc-line);background:transparent;}.la-word-row:first-child{padding-top:0;}.la-word-row:last-child{border:0;}
.la-panel .la-word-read{display:flex;justify-content:start;align-items:center;gap:12px;border-radius:10px;box-shadow:none;text-align:left;min-height:48px;color:var(--rc-accent);}.la-panel button.la-word-read{padding:8px 10px;background:#F5FAEE;border:1px solid #D2E6CC;}.la-panel .la-word-static{padding:0;background:transparent;border:0;}
.la-word-info{display:flex;flex:1;align-items:baseline;flex-wrap:wrap;gap:6px 14px;min-width:0;}.la-word-name{font-size:24px;font-weight:800;color:var(--rc-accent);}.la-word-meaning{font-size:16px;color:var(--rc-muted);}
.la-word-art{width:36px;height:36px;flex:0 0 36px;object-fit:contain;}.la-word-emoji{font-size:28px;}
.la-listen-cue{display:inline-flex;flex:0 0 auto;align-items:center;gap:5px;min-height:32px;padding:5px 8px;border:1px solid #C6DEC0;border-radius:9px;background:var(--rc-paper);color:var(--rc-accent);font-size:13px;font-weight:700;line-height:1;white-space:nowrap;}.la-listen-cue .rc-icon{width:17px;height:17px;}.la-listen-label{line-height:1.4;}
.la-panel .la-word-example{justify-content:start;border-radius:9px;font-weight:400;color:var(--rc-muted);text-align:left;min-height:44px;font-size:16px;line-height:1.8;}.la-panel button.la-sentence-read{display:flex;width:100%;align-items:center;gap:10px;padding:9px 10px;background:#FFFDF7;border:1px solid #E0E8D7;}.la-sentence-content{display:flex;flex:1;min-width:0;flex-direction:column;gap:2px;}.la-sentence-copy{display:block;color:var(--rc-muted);}.la-sentence-static{display:flex;padding:7px 0;}
.la-word-translation{display:block;font-size:14px;line-height:1.65;color:#6F634F;}.la-word-status{font-size:12px;color:var(--rc-green);}.la-word-status-wrong,.la-word-status-needs_check{color:#88672E;}.la-word-flash{background:#F5FAEE;}
.la-story-section{padding-left:36px;border-left:1px solid var(--rc-line);scroll-margin-top:16px;}.la-words-section{scroll-margin-top:16px;}
.la-panel .cm-learning{margin:0;padding:0;background:transparent;border:0;border-radius:0;color:var(--rc-ink);font-family:inherit;}.la-panel .cm-learning .cm-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;}.la-panel .cm-learning .cm-heading h3{font-family:var(--font-body);font-size:24px;font-weight:700;line-height:1.5;color:var(--rc-ink);}
.la-panel .cm-learning .cm-story{border:0;border-radius:0;background:transparent;padding:22px 0 6px;margin:0;}.la-panel .cm-learning .cm-story-en{font:400 22px/1.95 var(--font-body);max-width:64ch;margin:0 0 26px;color:var(--rc-ink);}
.la-panel .cm-learning .cm-story-paragraph{margin:0 0 1.2em;}.la-panel .cm-learning .cm-story-paragraph:last-child{margin-bottom:0;}.la-panel .cm-learning .cm-story-listen{flex:0 0 auto;}
.la-panel .cm-story-word{background:var(--rc-yellow);color:var(--rc-accent);padding:1px 4px;border-radius:4px;font-weight:800;}.la-panel .cm-learning .cm-story-zh{font-size:17px;line-height:1.9;color:var(--rc-muted);}
.la-panel .cm-learning .cm-actions{gap:10px;margin-top:14px;}.la-panel .cm-learning .cm-button{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:10px 15px;font-family:inherit;font-size:15px;background:var(--rc-wash);border:1px solid #C6DEC0;color:var(--rc-accent);border-radius:10px;box-shadow:none;}
.la-panel .cm-learning .cm-button[hidden]{display:none;}.la-panel .cm-learning .cm-hint,.la-panel .cm-learning .cm-targets{font-size:13px;color:var(--rc-muted);}.la-panel .cm-learning .cm-message{font-size:15px;color:var(--rc-ink);}
.la-panel .cm-learning .cm-viewer{border:0;background:transparent;padding:0;}.la-panel .cm-learning .cm-result{border-radius:14px;background:#F5FAEE;max-height:450px;}
.la-panel .cm-learning :is(.cm-translation-toggle,.cm-results-history,.cm-video-options){border-color:var(--rc-line);}.la-panel .cm-learning summary{min-height:44px;color:var(--rc-muted);font-size:14px;line-height:1.8;cursor:pointer;}
.la-generator{display:grid;gap:16px;width:min(100%,920px);max-width:none;margin:24px 0 0;padding:0;background:transparent;border:0;box-shadow:none;}.la-field{display:flex;flex-direction:column;gap:8px;min-width:0;}.la-field-label{font-size:16px;color:var(--rc-ink);font-weight:600;}.la-panel textarea.la-input{min-height:112px;resize:vertical;}.la-goal-entry{width:100%;}
.la-goal-voice-row{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:44px;}.la-goal-voice{flex:0 0 auto;min-width:132px;}.la-goal-hint{flex:1;min-width:0;font-size:14px;color:var(--rc-muted);margin:0;}.la-generator .la-primary{justify-self:start;}.la-generator .la-generate-big{width:auto;min-width:300px;min-height:48px;padding:11px 22px;border-radius:10px;font-size:16px;letter-spacing:0;}
.la-muted{font-size:13px;color:var(--rc-muted);}
.la-summary{margin:14px 0;}.la-summary .la-plan{padding:0;background:transparent;border:0;}.la-summary .la-plan-title{font-size:22px;}.la-summary .la-status{padding:3px 8px;font-size:12px;}.la-summary .la-detail-overview{margin:0;}.la-summary .la-progress,.la-summary .la-task-actions{display:none;}
/* 单词阅读角保留原跟读与测验，视图和动作沿用阅读主题。 */
.learning-screen.task-practice{padding:24px 18px;background:var(--rc-paper);border:0;border-radius:0;box-shadow:none;color:var(--rc-ink);animation:none;font-family:var(--font-body);}
.task-practice .learning-actions{display:flex;align-items:center;gap:14px;padding-bottom:14px;border-bottom:1px solid var(--rc-line);}.task-practice .learning-back{display:flex;gap:18px;flex-wrap:wrap;}
.task-practice .learning-actions .mini{display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:7px 0;background:transparent;border:0;box-shadow:none;color:var(--rc-accent);font-family:inherit;font-size:14px;}
.task-practice .prog-wrap{margin:14px 0 28px;gap:12px;}.task-practice .prog-wrap>.txt:last-child{display:none;}.task-practice .prog-wrap .txt{font-family:inherit;color:var(--rc-muted);font-size:14px;}
.task-practice .prog-wrap .progress{height:5px;background:#EDF5E5;border:0;box-shadow:none;}.task-practice .prog-wrap .progress i{background:#85C98B;box-shadow:none;}
.task-practice-body{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:48px;align-items:start;}.task-practice-word,.task-practice-exercise{min-width:0;}.task-practice-exercise{border-left:1px solid var(--rc-line);padding:14px 0 0 36px;}
.task-study-mode .task-practice .card{padding:20px 0;background:transparent;border:0;border-radius:0;box-shadow:none;color:var(--rc-ink);text-align:left;}
.task-study-mode .task-practice .card .word-art-frame{height:112px;margin:0 0 20px;place-items:start;}.task-study-mode .task-practice .card .learning-art{width:112px;height:112px;filter:none;}
.task-study-mode .task-practice .card .word{font:800 43px/1.4 var(--font-body);color:var(--rc-accent);letter-spacing:0;text-shadow:none;margin:0;}.task-study-mode .task-practice .card .spell{font-family:var(--font-body);font-size:15px;letter-spacing:2px;color:var(--rc-muted);margin:6px 0 0;}
.task-study-mode .task-practice .card .mean{font-size:23px;color:var(--rc-ink);margin-top:12px;}.task-study-mode .task-practice .card #wordExampleText{font:400 19px/1.95 var(--font-body);color:var(--rc-ink);margin:26px 0 0;max-width:58ch;text-align:left;}
.task-study-mode .task-practice .card .ex-chinese{font-size:16px;line-height:1.8;color:var(--rc-muted);text-align:left;margin:12px 0 0;max-width:none;}
.task-practice-title{font-family:var(--font-body);font-size:24px;font-weight:700;line-height:1.5;color:var(--rc-ink);margin:0 0 12px;}.task-practice-guide{font-size:16px;color:var(--rc-muted);line-height:1.9;margin:0 0 26px;}
.task-practice-controls{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px;}.task-practice .task-practice-controls .mini{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 15px;background:var(--rc-wash);color:var(--rc-accent);border:1px solid #C6DEC0;border-radius:10px;font:600 15px var(--font-body);box-shadow:none;}
.task-practice [hidden]{display:none!important;}.task-practice .task-practice-controls .task-stage-primary,.task-practice #nextPracticeWord.task-stage-primary{background:#DDEFD7;border-color:#9CC993;color:#145E35;}
.task-practice .task-skip-word{display:inline-flex;align-items:center;justify-content:center;align-self:flex-start;min-height:44px;margin:14px 0 0;padding:9px 14px;background:var(--rc-paper);border:1px solid var(--rc-line);border-radius:10px;box-shadow:none;color:var(--rc-muted);font:600 14px/1.5 var(--font-body);}
.task-practice-more{border-top:1px solid var(--rc-line);margin-top:28px;padding-top:10px;}.task-practice-more>summary{font-size:14px;line-height:1.8;color:var(--rc-muted);cursor:pointer;padding:10px 0;min-height:44px;}
.task-practice .task-practice-more .mini,.task-practice .task-practice-more .example-option{font-size:14px;min-height:44px;background:var(--rc-paper);border:1px solid var(--rc-line);border-radius:8px;color:var(--rc-accent);box-shadow:none;}
.task-practice .task-practice-more .tip{font-size:15px;line-height:1.9;background:transparent;border:0;padding:10px 0;color:var(--rc-muted);}.task-practice-more .row{gap:8px;margin-top:16px;}
.task-practice .note-sky,.task-practice .follow-result{background:#F2F7FC;border:1px solid var(--rc-line);border-radius:12px;box-shadow:none;color:var(--rc-ink);}
.task-practice #nextPracticeWord,.task-study-mode .completion-actions .primary{display:inline-flex;align-items:center;gap:8px;min-height:44px;width:auto;padding:10px 17px;background:var(--rc-wash);border:1px solid #B8D8AD;border-radius:10px;font:700 15px var(--font-body);color:var(--rc-accent);box-shadow:none;}
.task-practice .word-quiz-slot .choice{background:#F5FAEE;border:1px solid #C6DEC0;border-radius:10px;box-shadow:none;color:var(--rc-accent);font-family:var(--font-body);font-size:18px;min-height:44px;}
.task-practice .word-quiz-slot .choice.correct{background:#E6F4E7;border-color:#9BC3A0;color:#316347;}.task-practice .word-quiz-slot .choice.wrong{background:#FFF0DE;border-color:#DFC69B;color:#7C5833;}
.task-practice .word-quiz-slot .bubble>.msg{background:transparent;border:0;padding:14px 0;box-shadow:none;}.task-practice .task-coaching-actions .mini{font-size:13px;min-height:44px;background:transparent;border-color:var(--rc-line);color:var(--rc-muted);box-shadow:none;}
.task-exit-saving{padding:13px 16px;border:1px solid var(--rc-line);border-radius:10px;background:#F0F8E9;color:var(--rc-accent);font-size:15px;line-height:1.8;margin:0 0 16px;}
.task-study-mode .completion-screen h2{font-family:var(--font-body);font-weight:700;font-size:28px;color:var(--rc-ink);}.task-study-mode .completion-stats>div{background:#F4FAED;border-color:var(--rc-line);box-shadow:none;}.task-study-mode .completion-stats b{color:var(--rc-accent);}
@media(hover:hover) and (pointer:fine){.la-panel .la-button:hover:not(:disabled),.task-practice .mini:hover:not(:disabled){background:#E3F1DC;border-color:#ADCFA6;box-shadow:none;transform:none;}.la-panel .la-word-read:hover,.la-panel .la-word-example:hover{background:#F5FAEE;color:#176B38;}}
@media(max-width:1000px){.la-task-content{grid-template-columns:minmax(0,1fr);gap:34px;}.la-story-section{padding:28px 0 0;border-left:0;border-top:1px solid var(--rc-line);}.la-task-outline .la-plan-heading{flex-wrap:nowrap;}.la-task-outline .la-plan-title{font-size:30px;}.la-task-library .la-task-card{grid-template-columns:48px minmax(0,1fr) 145px;gap:4px 18px;}.task-practice-body{grid-template-columns:minmax(0,1fr);gap:28px;}.task-practice-exercise{padding:26px 0 0;border-left:0;border-top:1px solid var(--rc-line);}}
@media(max-width:640px){
 .task-study-mode .app{padding:10px 12px;}.task-study-mode .appbar{padding:12px;}.task-study-mode .appbar h1{font-size:22px;}.task-study-mode .appbar .ghost-btn{min-height:44px;font-size:13px;gap:6px;}.task-study-mode .buddy-bot{display:none;}
 .la-library-heading{flex-wrap:wrap;gap:14px;margin-bottom:14px;}.la-library-tools{width:100%;}.la-title{font-size:26px;}.la-intro{font-size:15px;line-height:1.75;}.la-history-tools{margin-bottom:8px;}.la-library-controls{gap:18px;}.la-search{width:100%;}.la-search-label{flex:1;}.la-search .la-input{width:100%;}.la-panel .la-filter{padding:9px 12px;font-size:14px;}
 .la-task-library .la-task-card{grid-template-columns:42px minmax(0,1fr);column-gap:14px;row-gap:4px;padding:12px 0;}.la-card-art{width:40px;height:46px;}.la-card-title{font-size:20px;}.la-task-card .la-status{grid-column:2;grid-row:2;justify-self:start;}.la-card-date{grid-column:2;grid-row:2;justify-self:end;text-align:right;}.la-card-goal{grid-column:2;grid-row:3;font-size:15px;}.la-card-words{grid-column:2;grid-row:4;font-size:15px;}.la-task-card .la-progress{grid-column:2;grid-row:5;}
 .la-task-detail{padding:8px 0;}.la-task-outline .la-plan-heading{flex-wrap:wrap;}.la-plan-title{font-size:29px;}.la-goal-copy{font-size:16px;}.la-subtitle{font-size:24px;}.la-panel .cm-learning .cm-heading h3{font-size:27px;}.la-panel .cm-learning .cm-story-en{font-size:20px;line-height:1.95;}
 .la-generator{width:100%;margin-top:18px;}.la-goal-voice-row{align-items:flex-start;flex-wrap:wrap;}.la-generator .la-generate-big{width:100%;min-width:0;justify-self:stretch;}.la-panel .la-button{font-size:14px;}
 .learning-screen.task-practice{padding:12px 0;}.task-practice .learning-back{gap:12px;}.task-practice .learning-actions .mini{font-size:13px;}.la-summary .la-plan-title{font-size:20px;}.task-practice .prog-wrap{margin:12px 0 16px;}.task-practice .prog-wrap .txt{font-size:13px;}
 .task-study-mode .task-practice .card{display:grid;grid-template-columns:72px minmax(0,1fr);column-gap:16px;padding:12px 0;}.task-study-mode .task-practice .card .word-art-frame{grid-column:1;grid-row:1/4;width:72px;height:72px;margin:0;}.task-study-mode .task-practice .card .learning-art{width:72px;height:72px;}
 .task-study-mode .task-practice .card .word{grid-column:2;grid-row:1;font-size:35px;margin:0;}.task-study-mode .task-practice .card .spell{grid-column:2;grid-row:2;font-size:13px;margin:0;}.task-study-mode .task-practice .card .mean{grid-column:2;grid-row:3;font-size:20px;margin:0;}.task-study-mode .task-practice .card :is(.word-forms,.ex,.ex-chinese,.task-practice-more){grid-column:1/-1;}
 .task-study-mode .task-practice .card .ex{display:flex;align-items:center;min-height:44px;font-size:18px;margin-top:22px;}.task-practice-controls{gap:8px;}.task-practice .task-practice-controls .mini{flex:1;gap:6px;padding:10px 8px;font-size:14px;}.task-practice-title{font-size:27px;}.task-practice-guide{font-size:15px;}.task-practice .task-practice-more .mini{font-size:13px;}.la-panel .cm-learning .cm-heading{align-items:flex-start;}.la-panel .cm-learning .cm-story-listen{padding:10px 12px;font-size:14px;}
}
@media(prefers-reduced-motion:reduce){.la-panel *,.task-study-mode .task-practice *{animation:none!important;transition:none!important;}.la-panel .la-button:active{transform:none!important;}}
/* 仅阅读任务详情：故事优先，顶部集中显示任务与主学习操作。 */
.la-panel.la-detail-mode{max-width:none;margin:0;padding:0 12px;}
.la-detail-mode>.la-library-heading{margin:0 0 18px;gap:16px;min-height:44px;}
.la-detail-mode>.la-library-heading .la-library-tools{flex:1;min-width:0;justify-content:flex-end;}
.la-detail-mode .la-live{margin:0;font-size:13px;line-height:1.55;text-align:right;}
.la-task-detail{padding:0 0 24px;border-radius:0;box-shadow:none;}
.la-task-detail .la-reading-header{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;align-items:center;padding:0 0 24px;margin:0 0 28px;border-bottom:1px solid var(--rc-line);}
.la-task-detail .la-reading-heading-copy{min-width:0;}
.la-task-detail .la-plan-heading{align-items:center;justify-content:flex-start;flex-wrap:wrap;gap:12px;}
.la-task-detail .la-plan-title{font-size:26px;line-height:1.4;text-wrap:balance;}
.la-task-detail .la-plan-meta{margin:8px 0;font-size:13px;}
.la-task-detail .la-goal-copy{font-size:15px;line-height:1.75;margin:0;max-width:65ch;}
.la-task-detail .la-strategy{font-size:14px;margin:8px 0 0;}
.la-task-detail .la-detail-overview{margin:0;}
.la-task-detail .la-progress{margin:0 0 14px;gap:8px;}
.la-task-detail .la-progress-label{font-size:13px;}
.la-task-detail .la-task-actions{margin:0;}
.la-task-detail .la-task-actions .la-primary{width:100%;min-height:46px;background:var(--rc-accent);color:var(--rc-paper);border-color:var(--rc-accent);}
.la-task-detail .la-task-content{grid-template-columns:minmax(0,1.35fr) minmax(340px,1fr);gap:24px;}
.la-task-detail .la-story-section{border:0;padding:0;max-width:none;}
.la-task-detail .la-task-outline{padding:0 0 0 24px;border-left:1px solid var(--rc-line);}
.la-task-detail .la-vocabulary-title{margin:0 0 12px;font:700 18px/1.5 var(--font-body);color:var(--rc-ink);}
.la-task-detail .la-word-row{padding:14px 0;gap:6px;}
.la-task-detail .la-word-row:first-child{padding-top:0;}
.la-panel .la-task-detail button.la-word-read{width:100%;min-height:44px;padding:6px 4px;background:transparent;border:0;gap:10px;white-space:normal;}
.la-task-detail .la-word-info{display:flex;align-items:flex-start;flex-direction:column;gap:1px;}
.la-task-detail .la-word-name{font-size:20px;line-height:1.4;font-weight:700;}
.la-task-detail .la-word-meaning{font-size:14px;line-height:1.55;}
.la-task-detail .la-word-art{width:32px;height:32px;flex-basis:32px;}
.la-task-detail .la-word-emoji{font-size:25px;}
.la-task-detail .la-listen-cue{min-height:24px;padding:0;border:0;border-radius:0;background:transparent;}
.la-task-detail .la-listen-label{display:none;}
.la-task-detail .la-listen-cue .rc-icon{width:18px;height:18px;}
.la-panel .la-task-detail button.la-sentence-read{align-items:flex-start;min-height:44px;padding:7px 8px;border:0;background:#FFFDF7;gap:8px;font-size:14px;line-height:1.75;}
.la-task-detail .la-sentence-read .la-listen-cue{margin-top:3px;}
.la-task-detail .la-word-example{font-size:14px;line-height:1.75;}
.la-task-detail .la-sentence-copy{color:var(--rc-ink);}
.la-task-detail .la-word-translation{font-size:13px;line-height:1.7;}
.la-task-detail .la-word-flash{background:var(--rc-wash);border-radius:8px;}
.la-task-detail .cm-learning .cm-heading{gap:12px;align-items:center;}
.la-task-detail .cm-learning .cm-heading h3{font-size:18px;line-height:1.5;}
.la-task-detail .cm-learning .cm-story-listen{font-size:14px;min-height:44px;padding:9px 12px;}
.la-task-detail .cm-learning .cm-story{padding:18px 0 0;}
.la-task-detail .cm-learning .cm-story-en{font-size:18px;line-height:1.9;max-width:none;margin:0 0 22px;}
.la-task-detail .cm-learning .cm-story-paragraph{font:inherit;margin:0 0 1em;}
.la-task-detail .cm-learning .cm-story-paragraph:last-child{margin-bottom:0;}
.la-task-detail .cm-story-word{font-weight:700;}
.la-task-detail .la-translation-label{font:600 14px/1.6 var(--font-body);color:var(--rc-muted);margin:0;padding:16px 0 0;border-top:1px solid var(--rc-line);}
.la-task-detail .cm-learning .cm-story-zh{font-size:15px;line-height:1.85;margin:6px 0 0;padding:0;border:0;}
.la-task-detail .la-illustration{margin-top:26px;padding-top:20px;border-top:1px solid var(--rc-line);}
.la-task-detail .la-illustration-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;}
.la-task-detail .cm-learning .la-illustration-title{margin:0;font:700 18px/1.5 var(--font-body);color:var(--rc-ink);}
.la-task-detail .cm-learning .cm-actions{margin:0;gap:8px;}
.la-task-detail .la-illustration .cm-button{font-size:14px;padding:9px 12px;background:var(--rc-paper);}
.la-task-detail .cm-learning .cm-viewer{margin:16px 0 0;padding:0;}
.la-task-detail .cm-learning .cm-result{display:block;width:auto;max-width:100%;height:auto;max-height:540px;margin:0 auto;border-radius:12px;object-fit:contain;}
.la-task-detail .cm-learning .cm-message{font-size:13px;line-height:1.7;margin:10px 0 0;color:var(--rc-muted);}
.la-task-detail .cm-learning :is(.cm-hint,.cm-message):empty{display:none;}
.la-task-detail .cm-learning .cm-video-options{margin-top:16px;}
.la-task-detail .cm-story-video{margin-top:26px;padding-top:20px;border-top:1px solid var(--rc-line);}
.la-task-detail .cm-learning .cm-video-title{margin:0;font:700 18px/1.5 var(--font-body);color:var(--rc-ink);}
.la-task-detail .cm-story-video .cm-button{font-size:14px;padding:9px 12px;background:var(--rc-paper);}
.la-task-detail .cm-video-viewer{width:100%;}.la-task-detail .cm-video-result{margin:0 auto;}
.la-task-detail :is(.la-button,.cm-button){touch-action:manipulation;-webkit-tap-highlight-color:#E3F1DC;}
.la-panel .la-task-detail :is(.la-word-read,.la-sentence-read):active:not(:disabled):not(:focus-visible){transform:scale(.997);background:var(--rc-wash);}
@media(hover:hover) and (pointer:fine){
 .la-task-detail .la-task-actions .la-primary:hover:not(:disabled){background:#145F36;border-color:#145F36;color:var(--rc-paper);}
 .la-task-detail .cm-button:hover:not(:disabled){background:var(--rc-wash);border-color:#ADCFA6;}
}
@media(max-width:960px){
 .la-task-detail .la-reading-header{grid-template-columns:minmax(0,1fr) 250px;gap:20px;}
 .la-task-detail .la-task-content{grid-template-columns:minmax(0,1fr);gap:28px;}
 .la-task-detail .la-task-outline{padding:24px 0 0;border-left:0;border-top:1px solid var(--rc-line);}
 .la-task-detail .la-word-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px;}
 .la-task-detail .la-word-row:first-child{padding-top:14px;}
}
@media(max-width:640px){
 .la-panel.la-detail-mode{padding:0;}
 .la-detail-mode>.la-library-heading{margin-bottom:16px;}
 .la-task-detail .la-reading-header{grid-template-columns:minmax(0,1fr);gap:18px;padding-bottom:20px;margin-bottom:22px;}
 .la-task-detail .la-plan-title{font-size:22px;}
 .la-task-detail .la-goal-copy{font-size:14px;}
 .la-task-detail .la-detail-overview{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:14px;}
 .la-task-detail .la-progress{margin:0;}
 .la-task-detail .la-progress-label{font-size:12px;}
 .la-task-detail .la-task-actions .la-primary{min-width:112px;width:auto;font-size:14px;padding:10px 12px;}
 .la-task-detail .cm-learning .cm-story-en{font-size:17px;line-height:1.9;}
 .la-task-detail .cm-learning .cm-story-zh{font-size:14px;line-height:1.85;}
 .la-task-detail .cm-learning .cm-heading h3{font-size:18px;}
 .la-task-detail .la-word-list{display:block;}
 .la-task-detail .la-word-read{padding:6px 4px;}
 .la-task-detail .la-word-info{align-items:baseline;flex-direction:row;flex-wrap:wrap;gap:2px 10px;}
 .la-task-detail .la-word-art{width:32px;height:32px;}
 .la-task-detail .cm-learning .cm-result{max-height:480px;}
}
.story-prompt-settings{font-family:var(--font-body);color:#3F3722;line-height:1.8;max-width:980px;}
.story-prompt-intro{font-size:16px;color:#6F634F;margin:0 0 24px;}.story-prompt-form{display:grid;gap:16px;}.story-prompt-label{display:flex;flex-direction:column;gap:9px;font-size:16px;font-weight:600;}
.story-prompt-settings .story-prompt-input{display:block;width:100%;min-height:320px;max-height:680px;padding:18px;border:1px solid #C6DEC0;border-radius:12px;background:#FFFDF5;color:#3F3722;font:400 16px/1.95 var(--font-body);resize:vertical;caret-color:#167743;}
.story-prompt-length{font-size:14px;color:#6F634F;}.story-prompt-length>summary,.story-prompt-history>summary,.story-prompt-version>summary{cursor:pointer;padding:10px 0;min-height:44px;}
.story-prompt-length input{max-width:150px;font-size:16px;min-height:44px;}.story-prompt-hint{font-size:14px;color:#6F634F;}.story-prompt-actions{display:flex;gap:10px;flex-wrap:wrap;}
.story-prompt-settings .x-btn{min-height:44px;padding:10px 16px;background:#EEF8EA;border:1px solid #B8D8AD;color:#167743;border-radius:10px;font:600 15px var(--font-body);box-shadow:none;}.story-prompt-settings .x-btn.ghost{background:#FFFFFF;border-color:#CDE5CD;}
.story-prompt-message{font-size:15px;color:#6F634F;margin:18px 0 22px;}.story-prompt-history{border-top:1px solid #CDE5CD;padding-top:12px;font-size:15px;}.story-prompt-version{border-bottom:1px solid #E6EDD9;padding:8px 0;}
.story-prompt-version pre{white-space:pre-wrap;overflow-wrap:anywhere;font:400 15px/1.9 var(--font-body);background:#F7FBF1;padding:16px;border-radius:10px;margin:8px 0 16px;}
@media(max-width:640px){.story-prompt-settings .story-prompt-input{min-height:300px;padding:14px;font-size:16px;}.story-prompt-actions .x-btn{font-size:14px;}}