@import url('/fonts.css');
:root{color-scheme:light;--bg:#f6f5ef;--paper:#fffefb;--ink:#2e3d31;--muted:#6e786c;--line:#dde2d7;--green:#45674e;--soft:#e9efe4;--warm:#ede5d7;--red:#a14635;--redbg:#fbebe6;--radius:18px;font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-size:15px;line-height:1.65}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea{touch-action:manipulation}button,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border:1px solid var(--line);border-radius:11px;background:var(--paper);font-weight:600;cursor:pointer;text-decoration:none;color:var(--ink);transition:background .15s,transform .15s}button:hover,.button:hover{background:var(--soft)}button:active,.button:active{transform:translateY(1px)}button.primary,.button.primary{background:var(--green);color:white;border-color:var(--green)}button.primary:hover,.button.primary:hover{background:#38573f}button:disabled{opacity:.55;cursor:wait}a{color:var(--green);text-underline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #b38b45;outline-offset:3px}input:not([type=radio]):not([type=checkbox]),select,textarea{border:1px solid #cbd3c5;background:#fffefa;border-radius:8px;padding:11px 12px;max-width:100%;min-height:44px}input[type=radio],input[type=checkbox]{accent-color:var(--green);width:18px;height:18px;vertical-align:middle;margin:8px}textarea{width:100%;min-height:100px;resize:vertical}h1,h2,h3,p{margin-top:0}h1{font-size:32px;line-height:1.25;letter-spacing:-.7px}h2{font-size:23px;line-height:1.4}h3{font-size:18px;line-height:1.4}p{margin-bottom:14px}small,.muted{color:var(--muted)}small{font-size:13px}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--muted);font-weight:700;margin-bottom:12px}.serif{font-family:Georgia,"Times New Roman",serif}.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.between{justify-content:space-between}.stack{display:grid;gap:16px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px}.spacer{flex:1}.pill{display:inline-flex;align-items:center;border-radius:20px;padding:4px 11px;font-size:12px;font-weight:600;background:var(--soft);color:var(--green)}.pill.warm{background:#f1e7d3;color:#8b652a}.pill.bad{background:var(--redbg);color:var(--red)}.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px}.empty{text-align:center;padding:60px 24px}.empty img{height:150px;max-width:80%;object-fit:contain}.empty h2{margin-top:20px}.error{color:var(--red);background:var(--redbg);padding:12px 16px;border-radius:9px}.error:empty{display:none}.notice{padding:12px 16px;background:#f7efdb;border:1px solid #e7dabb;border-radius:10px;color:#765d30}.skip{position:fixed;left:12px;top:-100px;z-index:99;background:white;padding:8px}.skip:focus{top:12px}.loading{padding:60px;text-align:center}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.shell{display:grid;grid-template-columns:224px minmax(0,1fr);min-height:100dvh}.sidebar{position:sticky;top:0;height:100dvh;display:flex;flex-direction:column;padding:30px 20px 20px;background:#eef0e8;border-right:1px solid var(--line)}.brand{text-decoration:none;color:var(--ink);display:flex;gap:10px;align-items:center;margin:0 5px 38px;font-weight:700;line-height:1.5}.brand img{width:38px;height:46px;object-fit:contain}.brand small{font-size:10px;letter-spacing:1px;display:block;font-weight:400}.nav{display:grid;gap:7px}.nav a{display:flex;gap:12px;align-items:center;padding:12px 16px;border-radius:10px;color:#63705f;text-decoration:none;font-weight:500}.nav a.active{background:#dfe7d8;color:#354f38;font-weight:700}.nav a:hover{background:#e4e9de}.nav svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.7}.sidebar-foot{margin-top:auto;padding:24px 10px 0}.avatar{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#d8e2ce;color:#4b6242;font-weight:700}.workspace{min-width:0}.topbar{height:82px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 44px;gap:12px}.topbar small{font-size:12px}.topbar .button{min-height:34px;padding:5px 12px;font-size:12px;background:transparent}.page{max-width:1260px;margin:auto;padding:38px 44px 70px}.page.wide{max-width:1600px;padding:24px}.page-title{margin-bottom:30px}.page-title h1{margin-bottom:8px}.hero{display:grid;grid-template-columns:minmax(0,1fr) 240px;align-items:center;margin-bottom:30px;padding:12px 0}.hero h1{font-size:38px;margin-bottom:16px}.hero p{color:var(--muted)}.hero img{max-width:100%;height:210px;object-fit:contain;justify-self:center}.stats{display:grid;grid-template-columns:repeat(3,1fr);margin:8px 0 34px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius)}.stat{padding:22px 26px}.stat+.stat{border-left:1px solid var(--line)}.stat strong{display:block;font-family:Georgia,serif;font-size:32px;font-weight:400;color:var(--green);line-height:1.3}.stat span{font-size:12px;color:var(--muted)}.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:28px 0 18px}.section-head h2{margin:0}.continue{padding:26px 28px;background:#e8eddf;border:1px solid #dce3d2;border-radius:var(--radius);margin-bottom:26px}.continue h2{margin-bottom:7px}.article-row{display:grid;grid-template-columns:52px minmax(0,1fr) auto;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}.article-row h3{font-family:Georgia,"Times New Roman",serif;font-size:21px;margin-bottom:6px;font-weight:500}.article-row .meta{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:12px;color:var(--muted)}.section-badge{display:grid;place-items:center;width:48px;height:58px;border:1px solid #d3dccb;border-radius:8px;background:#e9eddf;color:#647951;font-family:Georgia,serif;font-size:19px}.filters{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:20px;align-items:center}.filters input{flex:1;min-width:220px}.tabs{display:flex;gap:6px;flex-wrap:wrap;margin:18px 0}.tabs button{min-height:38px;padding:6px 14px;background:transparent}.tabs button.active{background:var(--green);color:white;border-color:var(--green)}.records{width:100%;border-collapse:collapse}.records th,.records td{text-align:left;padding:15px 10px;border-bottom:1px solid var(--line)}.records th{font-size:12px;color:var(--muted)}
.login{min-height:100dvh;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(360px,.9fr);align-items:center;max-width:1200px;margin:auto;gap:8vw;padding:60px}.login-art{text-align:center}.login-art img{width:min(100%,440px);max-height:400px;object-fit:contain}.login-art h2{font-family:Georgia,serif;font-size:36px;font-weight:400;margin-top:28px;margin-bottom:10px}.login-form{background:var(--paper);border:1px solid #e1e4d8;padding:38px;border-radius:20px;box-shadow:0 12px 40px #34492a05}.login-form h1{font-size:28px;margin-bottom:12px}.field{display:grid;gap:7px;margin:17px 0}.field>span,.field>label{font-size:13px;font-weight:600}.field input{width:100%}.login-form .primary{width:100%;margin-top:10px}.login-help{margin-top:22px;font-size:12px;color:var(--muted)}
.reader-heading{margin-bottom:18px}.reader-heading h1{font-family:Georgia,serif;font-size:27px;margin:8px 0}.reader-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:20px}.reading-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;align-items:start}.passage,.questions{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:28px;min-width:0;max-height:calc(100dvh - 235px);overflow:auto;scrollbar-width:thin;scroll-padding-top:24px}.passage{font-family:Georgia,"Times New Roman",serif;font-size:18px;line-height:1.9}.passage h2{font-family:inherit;font-size:16px;letter-spacing:1px;color:var(--muted)}.passage h3{font-family:inherit;font-size:26px;margin:24px 0}.passage p{margin-bottom:22px}.passage .paragraph-dropzone{margin:8px 0}.passage select{max-width:100%;font-family:inherit;font-size:14px}.questions .group{padding:0 0 26px;margin-bottom:26px;border-bottom:1px solid var(--line)}.questions .group:last-child{border-bottom:0}.questions h4{font-size:17px;margin:0 0 14px}.questions input[type=text]{width:160px;min-height:38px;padding:6px 9px;margin:4px;vertical-align:baseline;font-family:inherit}.questions select{width:auto;min-width:130px}.questions .question-item{padding:14px 0;border-top:1px solid #ecede7}.questions .radio-options{display:flex;flex-wrap:wrap;gap:4px 10px}.questions label{cursor:pointer;display:inline-flex;align-items:center;min-height:36px}.questions .multi-choice-options label,.questions .checkbox-options label{display:flex;align-items:flex-start}.questions table{border-collapse:collapse;width:100%;font-size:14px}.questions td,.questions th{border:1px solid var(--line);padding:7px}.questions .matching-table input{margin:3px}.questions .drag-item{padding:7px 10px;margin:5px 0;background:#f2f3ec;border-radius:7px}.questions img,.passage img{max-width:100%;height:auto}.question-nav{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:15px}.question-nav button{min-height:32px;min-width:33px;padding:3px 8px;font-size:12px;border-radius:6px}.question-nav button.answered{background:var(--soft);border-color:#9daf92}.question-nav button.current{outline:2px solid var(--green)}.practice-footer{display:flex;gap:14px;align-items:center;justify-content:space-between;padding:16px 4px 0}.practice-footer small{display:block}.focus-question{outline:3px solid #be9951!important;outline-offset:3px}.wrong-context{opacity:.5}.score-band{display:flex;align-items:center;gap:26px;padding:26px 30px;background:#e8efdf;border-radius:var(--radius);margin:24px 0}.score-band .number{font-family:Georgia,serif;font-size:54px;line-height:1}.score-band .number small{font-size:22px}.result-item{padding:22px 0;border-bottom:1px solid var(--line)}.result-item h3{margin-bottom:10px}.answer-compare{display:flex;gap:24px;flex-wrap:wrap;margin:14px 0}.answer-compare span{font-weight:600}.explanation{white-space:pre-wrap;font-size:15px;line-height:1.9;background:#f2f4ec;padding:18px;border-radius:10px;margin-top:12px}.result-item details summary{cursor:pointer;color:var(--green);font-weight:600}.wrong-row{padding:22px 0;border-bottom:1px solid var(--line)}.wrong-row h3{margin-bottom:8px}.wrong-row .stem{font-family:Georgia,serif;color:#4f584d;line-height:1.7;max-width:820px}.sentence{padding:24px 0;border-bottom:1px solid var(--line);scroll-margin-top:100px}.sentence.read .sentence-number{background:var(--green);color:white}.sentence-number{width:28px;height:28px;border-radius:50%;display:inline-grid;place-items:center;background:#e9ede2;color:#6e805e;font-size:11px;flex-shrink:0}.sentence .english{font-family:Georgia,serif;font-size:21px;line-height:1.8;margin:14px 0}.sentence .chinese{color:#697363;background:#eff2e9;padding:13px 16px;border-radius:8px}.sentence-controls{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.sentence-controls button{min-height:34px;font-size:12px;padding:4px 10px;background:transparent}.word-inline{display:inline;padding:0 1px;min-height:0;border:0;border-radius:0;background:transparent;font:inherit;border-bottom:1px dotted #9cae8a}.word-inline:hover{background:#e6eddb}.phrase{font-size:12px;border:1px solid #dfe5d7;border-radius:8px;padding:5px 9px;display:inline-flex;margin:3px;cursor:pointer}.reading-top{position:sticky;top:0;background:var(--bg);z-index:5;padding:12px 0;border-bottom:1px solid var(--line)}.close-content{max-width:850px;margin:auto}.close-content .paragraph-label{margin:35px 0 0;color:var(--green);font-size:12px;letter-spacing:2px}.word-card{padding:24px 0;border-bottom:1px solid var(--line)}.word-card h3{font-family:Georgia,serif;font-size:25px;margin-bottom:5px}.word-card blockquote{border-left:3px solid #c2d0b3;padding:3px 16px;margin:14px 0;color:#697462;font-family:Georgia,serif}.review-reference{position:sticky;top:20px;max-height:90dvh;overflow:auto}.reference-block{padding:15px 0;border-bottom:1px solid var(--line)}.reference-block h4{font-size:13px;color:var(--green);margin:0 0 8px}.reference-block p{margin-bottom:7px}.ref-pair{padding:9px 0}.progress-track{height:6px;background:#dfe5d6;border-radius:5px;overflow:hidden}.progress-track span{display:block;height:100%;background:#668351}.toolbar-note{font-size:12px;color:var(--muted)}
dialog{border:1px solid var(--line);border-radius:20px;padding:28px;background:var(--paper);max-width:600px;width:calc(100% - 32px);max-height:85dvh;color:var(--ink);box-shadow:0 20px 80px #1f34272b}dialog::backdrop{background:#25352f66;backdrop-filter:blur(2px)}dialog h2{font-family:Georgia,serif;font-size:28px}.dict-definition{max-height:40dvh;overflow:auto;margin:18px 0}.dict-definition ol{padding-left:22px}.dict-definition li{margin:10px 0}dialog .close{min-height:32px;padding:3px 10px}.dialog-footer{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;flex-wrap:wrap}#toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:#324d39;color:white;padding:13px 22px;border-radius:12px;z-index:100;max-width:90%;box-shadow:0 4px 24px #0002;display:none}#toast.show{display:block}#toast.error-toast{background:#913b2c}[hidden]{display:none!important}
@media(min-width:1400px){.page{padding-top:45px}.hero h1{font-size:42px}}
@media(max-width:1100px){.shell{grid-template-columns:188px 1fr}.sidebar{padding:25px 12px}.page{padding:30px 26px}.topbar{padding:0 26px}.hero{grid-template-columns:1fr 170px}.hero h1{font-size:31px}.hero img{height:170px}.reading-layout{gap:12px}.passage,.questions{padding:20px}.article-row{grid-template-columns:42px 1fr}.article-row>.row:last-child{grid-column:2}.section-badge{width:40px}}
@media(max-width:800px){.shell{display:block}.sidebar{height:auto;position:sticky;top:0;z-index:20;padding:10px 14px;border-bottom:1px solid var(--line);border-right:0}.brand,.sidebar-foot{display:none}.nav{display:flex;justify-content:space-around;gap:3px}.nav a{font-size:12px;padding:8px;display:flex;gap:5px;flex-direction:column;line-height:1.3}.nav svg{width:18px;height:18px}.topbar{height:57px;padding:0 18px}.page,.page.wide{padding:24px 18px 50px}.hero{grid-template-columns:1fr 110px;margin-bottom:18px}.hero img{height:140px}.hero h1{font-size:28px}.hero p{font-size:13px}.stats{margin-bottom:25px}.stat{padding:17px 15px}.stat strong{font-size:27px}.stat span{font-size:11px}.grid2{grid-template-columns:1fr}.card{padding:20px}.reading-layout{display:block}.passage,.questions{max-height:none;margin-bottom:16px;overflow:auto}.passage{font-size:18px}.reader-toolbar{align-items:flex-start}.reader-heading h1{font-size:25px}.practice-footer{position:sticky;bottom:0;z-index:10;background:var(--bg);padding:14px 4px;border-top:1px solid var(--line)}.reading-top{top:71px}.close-content .english{font-size:20px}.review-reference{position:static;max-height:none}.login{grid-template-columns:1fr;padding:30px 20px;gap:22px;max-width:500px;align-content:center}.login-form{padding:28px;order:-1}.login-art img{height:140px}.login-art h2{display:none}.login-art p{font-size:12px;margin:0}.score-band{padding:22px;gap:20px}.score-band .number{font-size:44px}.records{font-size:12px}.records th,.records td{padding:12px 6px}.filters input{min-width:100%}.page-title h1{font-size:28px}.section-head h2{font-size:20px}.article-row{gap:12px}.article-row h3{font-size:20px}.article-row .button,.article-row button{padding:8px 12px;font-size:13px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
[hidden]{display:none!important}.review-question{padding:24px 0;border-block:1px solid var(--line);margin-bottom:24px}.review-question .english{font:20px/1.7 Georgia,serif;margin:12px 0}.review-grid{align-items:start}.review-source{position:relative;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:20px}.review-source>.passage{max-height:60vh;overflow:auto;padding:18px 0;background:none;font-size:16px;line-height:1.8}.review-reference{position:sticky;top:20px}.wrong-passage{padding:28px 0;border-bottom:2px solid var(--line)}.wrong-passage>div h2{margin-bottom:2px}.wrong-row.compact{padding:18px 0;margin:0;border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent}.wrong-row.compact p{margin:8px 0}.result-item>.serif{font-size:17px;line-height:1.7}.result-context input:disabled{opacity:.8;color:var(--ink)}@media(max-width:800px){.review-reference{position:static}.review-source>.passage{max-height:45vh}}
.mock-tools{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin:20px 0}.mock-tools label{display:flex;gap:8px;align-items:center}.mock-tools small{color:var(--muted)}.mock-pools{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.mock-pools fieldset{min-width:0;padding:0;border:0;border-top:2px solid #697e64}.mock-pools legend{font:24px/1.5 Georgia,serif;padding-right:14px}.mock-pools legend small{display:block;font:12px/1.6 sans-serif;color:#6b7468}.mock-choices{height:min(54vh,520px);overflow-y:auto;margin-top:16px;border-bottom:1px solid #ccd4c8}.mock-choice{display:flex;gap:10px;align-items:flex-start;padding:13px 10px;margin:0;border-bottom:1px solid #e0e4dc;cursor:pointer;background:#fffdf7;color:#253e30}.mock-choice input{flex:none;width:17px;height:17px;min-height:0;margin-top:3px}.mock-choice span{font-size:15px;line-height:1.5}.mock-choice small{display:block;font-size:11px;color:#64795d}.mock-choice.is-used{background:#e2e3de;color:#80837d}.mock-choice.is-used small{color:#81847f}.mock-choice:has(input:checked){outline:2px solid #5c7452;outline-offset:-2px;background:#edf2e8}.mock-choice.is-used:has(input:checked){color:#555f51;background:#d9ded4}.mock-ready{position:sticky;bottom:0;padding:16px 0;background:#f8f7f0f5;border-top:1px solid #d7dece;margin-top:20px}.mock-ready p{font-size:13px;color:#55654e}.mock-no-match{color:#7b8178;padding:20px 0}@media(max-width:760px){.mock-pools{grid-template-columns:1fr}.mock-choices{height:280px}.mock-ready{position:static}.mock-tools label{width:100%}}

/* IELTS wrongbook: scoped reuse of TOEFL fix194 books.css planner header and fix129 list.
   No vocabulary styling or persistence model is changed. */
.ielts-study-wrongbook{--site-font:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#294735}
.ielts-study-wrongbook .wrong-planner-header{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:center;margin-bottom:26px}
.ielts-study-wrongbook .wrong-planner-left{display:flex;flex-direction:column;align-items:stretch;justify-content:center;min-height:290px;max-width:560px;gap:0;min-width:0}
.ielts-study-wrongbook #wrong-title{margin:0 0 24px;font-size:28px;font-weight:650;letter-spacing:.03em}
.ielts-study-wrongbook .wrong-search-field{display:flex;position:relative;align-items:center;gap:10px;width:100%;height:46px;min-height:46px;padding:0 4px;margin:0 0 18px;border:0;border-bottom:1px solid #c7d1c8;border-radius:0;background:transparent;box-shadow:none;font-size:15px;color:#718176}
.ielts-study-wrongbook .wrong-search-field:hover{background:#f4f2eb}
.ielts-study-wrongbook .wrong-search-field:focus-within{border-bottom-color:#365a48;box-shadow:0 1px 0 #365a48}
.ielts-study-wrongbook #wrong-search{display:block;flex:1;width:0;min-width:0;min-height:44px;padding:8px 0;border:0;border-radius:0;background:transparent;color:#294735;box-shadow:none;outline:none;font:inherit}
.ielts-study-wrongbook #wrong-search::placeholder{color:#839083;opacity:1}
.ielts-study-wrongbook #wrong-search::-webkit-search-cancel-button{display:none}
.ielts-study-wrongbook .wrong-search-icon{display:flex;flex-shrink:0}
.ielts-study-wrongbook .wrong-search-clear{flex-shrink:0;width:32px;min-height:32px;padding:0;border:0;background:transparent;color:#657768;font:22px/1 sans-serif;cursor:pointer}
.ielts-study-wrongbook .wrong-filter-trigger{display:grid;grid-template-columns:54px minmax(0,1fr) 22px;align-items:center;gap:16px;width:100%;min-height:44px;margin:0;padding:6px 4px;border:1px solid transparent;border-radius:4px;background:transparent;color:#304e3b;text-align:left;font:inherit;font-size:15px;cursor:pointer}
.ielts-study-wrongbook .wrong-filter-label{color:#768373}
.ielts-study-wrongbook .wrong-filter-value{font-weight:550}
.ielts-study-wrongbook .wrong-filter-chevron{text-align:right;font-size:19px;color:#73846f}
.ielts-study-wrongbook .wrong-filter-trigger:hover{background:#f2f3eb}
.ielts-study-wrongbook .wrong-filter-trigger:focus-visible,.ielts-study-wrongbook .wrong-search-clear:focus-visible{outline:2px solid #6a846c;outline-offset:2px}
.ielts-study-wrongbook #wrong-count{display:block;margin:18px 0 0;padding:0;border:0;background:none;font-size:13px;font-weight:400;color:#758271;line-height:1.6}
.ielts-study-wrongbook .wrong-header-art{display:block;width:300px;height:300px;min-width:0;padding:0;border:0;border-radius:0;background:transparent;overflow:visible;cursor:zoom-in}
.ielts-study-wrongbook .wrong-header-art img{display:block;width:100%;height:100%;object-fit:contain;border-radius:0;background:transparent}
.ielts-study-wrongbook .wrong-record-note{font-size:12px;color:#758271;margin-bottom:16px;line-height:1.7}
.ielts-study-wrongbook .wrong-filter-popover{position:fixed;z-index:1200;box-sizing:border-box;overflow:auto;padding:6px;border:1px solid #dce2d8;border-radius:8px;background:#fffef9;color:#2d4937;box-shadow:0 6px 18px #203d2b0c;overscroll-behavior:contain;animation:ielts-wrong-filter-reveal 180ms cubic-bezier(.16,1,.3,1);transform-origin:top center}
.ielts-study-wrongbook .wrong-filter-popover button{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;min-height:42px;padding:9px 12px;border:1px solid transparent;border-radius:4px;background:transparent;color:inherit;font:inherit;font-size:15px;text-align:left;cursor:pointer}
.ielts-study-wrongbook .wrong-filter-popover button:hover,.ielts-study-wrongbook .wrong-filter-popover button:focus-visible{background:#f0f3e9;outline:0;border-color:#9eafa0}
.ielts-study-wrongbook .wrong-filter-popover button[aria-selected=true]{color:#31553e;font-weight:600;background:#f3f5ef}
@keyframes ielts-wrong-filter-reveal{from{opacity:0;transform:translateY(-5px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}
.ielts-study-wrongbook .wrong-status-section{margin:0 0 24px}
.ielts-study-wrongbook .wrong-section-title{font:500 13px/1.6 var(--site-font);color:#73806d;margin:0;padding:0 0 10px}
.ielts-study-wrongbook .wrong-status-cards{display:grid;gap:0}
.ielts-study-wrongbook .wrong-passage.wrong-list-row{--row-bg:#faf5e5;--row-hover:#f6eed5;--row-mark:#ad8b3f;display:grid;grid-template-columns:minmax(0,1fr) auto 38px;gap:0;position:relative;min-height:84px;margin:0;padding:0;border:0;border-bottom:1px solid #d9dfd580;border-radius:0;background:var(--row-bg);box-shadow:none;transition:background-color 160ms ease;min-width:0}
.ielts-study-wrongbook .wrong-list-row[data-passage-state=repeated]{--row-bg:#f8ece8;--row-hover:#f3e2dc;--row-mark:#a65e55}
.ielts-study-wrongbook .wrong-list-row[data-passage-state=resolved]{--row-bg:#edf3ea;--row-hover:#e5eede;--row-mark:#63835b}
.ielts-study-wrongbook .wrong-list-row:hover{background:var(--row-hover)}
.ielts-study-wrongbook .wrong-list-row::before{content:'';position:absolute;top:23px;left:0;width:2px;height:36px;background:var(--row-mark)}
.ielts-study-wrongbook .wrong-list-row>.wrong-passage-heading{grid-column:1;grid-row:1;align-self:center;display:grid;gap:5px;padding:14px 18px;min-width:0}
.ielts-study-wrongbook .wrong-passage-heading h2{margin:0;min-width:0}
.ielts-study-wrongbook .wrong-list-title{display:block;min-height:44px;margin:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;color:#294534;text-align:left;white-space:normal;overflow-wrap:anywhere;font:600 17px/1.45 var(--site-font);cursor:pointer}
.ielts-study-wrongbook .wrong-list-title:hover{background:transparent;color:#1d3c2a}
.ielts-study-wrongbook .wrong-passage-state-line{display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 10px}
.ielts-study-wrongbook .wrong-passage-state-line small,.ielts-study-wrongbook .wrong-passage-counts{font-size:12px;line-height:1.5;font-weight:400;color:#71806c;margin:0}
.ielts-study-wrongbook .wrong-list-row>.wrong-passage-tools{grid-column:2;grid-row:1;display:flex;align-self:center;align-items:center;gap:12px;padding:0;margin:0;flex-wrap:wrap;justify-content:flex-end}
.ielts-study-wrongbook .primary-link{display:inline-flex;align-items:center;padding:8px 2px;min-height:44px;border:0;background:transparent;color:#355640;box-shadow:none;font-size:14px;font-weight:550;text-decoration:none;white-space:nowrap}
.ielts-study-wrongbook .primary-link:hover{background:transparent;color:#183c27;text-decoration:underline;text-underline-offset:4px}
.ielts-study-wrongbook .wrong-state-tag{display:inline-flex;align-items:center;gap:5px;padding:0;border:0;background:transparent;color:var(--row-mark);font-size:12px;font-weight:500;white-space:nowrap}
.ielts-study-wrongbook .wrong-state-tag::before{content:'';width:5px;height:5px;border-radius:50%;background:currentColor}
.ielts-study-wrongbook .wrong-list-row>.wrong-passage-details{grid-column:3;grid-row:1;align-self:center;width:100%;margin:0;border:0;background:transparent;min-width:0}
.ielts-study-wrongbook .wrong-passage-details>summary{display:grid;place-items:center;width:38px;min-height:44px;margin:0;padding:0;border:0;background:transparent;color:#74826e;list-style:none;font-size:22px;cursor:pointer}
.ielts-study-wrongbook .wrong-passage-details>summary::-webkit-details-marker{display:none}
.ielts-study-wrongbook .wrong-passage-details>summary::before{content:'›';display:block;transition:transform 180ms ease}
.ielts-study-wrongbook .wrong-list-row>.wrong-passage-details[open]{grid-column:1/-1;grid-row:2}
.ielts-study-wrongbook .wrong-passage-details[open]>summary{position:absolute;top:20px;right:0}
.ielts-study-wrongbook .wrong-passage-details[open]>summary::before{transform:rotate(90deg)}
.ielts-study-wrongbook .wrong-passage-body{padding:16px 24px 20px;border:0;border-top:1px solid #d9dfd580;border-radius:0;background:#ffffff55}
.ielts-study-wrongbook .wrong-recap-tools{margin-bottom:18px}
.ielts-study-wrongbook .wrong-recap-tools .button,.ielts-study-wrongbook .wrong-recap-tools button,.ielts-study-wrongbook .wrong-question-actions button,.ielts-study-wrongbook .wrong-question-actions .button{min-height:44px;padding:7px 11px;font-size:12px;background:transparent;border-color:#ccd6c5;border-radius:6px}
.ielts-study-wrongbook .wrong-row.compact{margin:0;padding:16px 0;border:0;border-bottom:1px solid #d9dfd580;border-radius:0;background:transparent;box-shadow:none}
.ielts-study-wrongbook .wrong-row.compact:last-child{border-bottom:0}
.ielts-study-wrongbook .wrong-row strong{font-size:14px}
.ielts-study-wrongbook .wrong-row .stem{max-width:none;font-size:16px;overflow-wrap:anywhere}
.ielts-study-wrongbook .wrong-question-status,.ielts-study-wrongbook .wrong-question-actions small{font-size:12px;color:#71806c}
.ielts-study-wrongbook .wrong-records-title{font-size:13px;font-weight:600;color:#71806c;margin:8px 0 0}
.ielts-study-wrongbook .wrong-corrected-history{border-top:1px solid #d9dfd580;margin-top:12px}
.ielts-study-wrongbook .wrong-completed-section{margin:22px 0}
.ielts-study-wrongbook .wrong-completed-section>summary,.ielts-study-wrongbook .wrong-corrected-history>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:44px;padding:12px 0;font-size:13px;color:#63835b;cursor:pointer}
.ielts-study-wrongbook .wrong-completed-section>summary span,.ielts-study-wrongbook .wrong-corrected-history>summary span{font-size:12px;font-weight:400;color:#7f8979}
.ielts-study-wrongbook .wrong-pagination{display:flex;align-items:center;justify-content:center;gap:18px;margin:26px 0}
.ielts-study-wrongbook .wrong-pagination button{background:transparent;min-height:44px;padding:7px 12px;font-size:13px}
.ielts-study-wrong-art img{display:block;max-width:100%;height:auto;max-height:65dvh;object-fit:contain;margin:auto}
.ielts-study-wrong-art h2{margin:0;font-family:inherit;font-size:18px}
@media(max-width:1050px) and (min-width:701px){.ielts-study-wrongbook .wrong-planner-header{grid-template-columns:minmax(0,1fr) 220px;gap:16px}.ielts-study-wrongbook .wrong-header-art{width:220px;height:220px}}
@media(max-width:700px){
 .ielts-study-wrongbook .wrong-planner-header{grid-template-columns:minmax(0,1fr);gap:10px;margin-bottom:20px}
 .ielts-study-wrongbook .wrong-planner-left{min-height:0;max-width:none;padding-top:4px}
 .ielts-study-wrongbook #wrong-title{font-size:25px;margin-bottom:16px}
 .ielts-study-wrongbook .wrong-header-art{justify-self:center;width:190px;height:190px}
 .ielts-study-wrongbook #wrong-count{margin-top:12px}
 .ielts-study-wrongbook .wrong-search-field{margin-bottom:10px}
 .ielts-study-wrongbook .wrong-passage.wrong-list-row{grid-template-columns:minmax(0,1fr) 38px;min-height:84px}
 .ielts-study-wrongbook .wrong-list-row>.wrong-passage-heading{grid-column:1;grid-row:1;padding:10px 14px 4px}
 .ielts-study-wrongbook .wrong-list-title{font-size:16px}
 .ielts-study-wrongbook .wrong-list-row>.wrong-passage-tools{grid-column:1/-1;grid-row:2;justify-content:flex-start;padding:0 12px 8px;gap:14px}
 .ielts-study-wrongbook .wrong-list-row>.wrong-passage-details{grid-column:2;grid-row:1}
 .ielts-study-wrongbook .wrong-list-row>.wrong-passage-details[open]{grid-column:1/-1;grid-row:3}
 .ielts-study-wrongbook .wrong-passage-body{padding:12px 14px 16px}
 .ielts-study-wrongbook .wrong-question-actions{gap:8px}
 .ielts-study-wrongbook .wrong-question-actions small{width:100%}
}
@media(prefers-reduced-motion:reduce){.ielts-study-wrongbook .wrong-filter-popover{animation:none}.ielts-study-wrongbook .wrong-list-row,.ielts-study-wrongbook .wrong-list-row *{transition:none}}
/* Mock composition reuses the library typography, width, fine borders and palette.
   The three selection columns and original start/selection handlers are retained. */
.mock-picker-shell{display:block;min-height:100dvh;background:#fafbf8;color:#30453d;font:14px/1.6 Inter,"Segoe UI","Microsoft YaHei",sans-serif}
.mock-picker-shell .page.wide{width:calc(100% - 48px);max-width:1160px;margin:auto;padding:24px 0 60px}
.mock-picker-shell .mock-picker-back{display:inline-flex;align-items:center;min-height:44px;margin-bottom:20px;font-size:14px;text-decoration:none;color:#657961}
.mock-picker-shell .mock-picker-back:hover{text-decoration:underline}
.mock-picker-shell .page-title{margin-bottom:24px}
.mock-picker-shell .page-title .eyebrow{font-size:10px;letter-spacing:1.8px;color:#83907d}
.mock-picker-shell .page-title h1{font:650 28px/1.4 Inter,"Segoe UI","Microsoft YaHei",sans-serif;letter-spacing:0;color:#304b40;margin-bottom:10px}
.mock-picker-shell .page-title p{font-size:14px;color:#7a8775;margin:0}
.mock-picker-shell .mock-tools{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px 18px;align-items:center;padding:16px;border:1px solid #e1e5da;border-radius:12px;background:#fffefa;margin:0 0 28px}
.mock-picker-shell .mock-tools label{display:flex;align-items:center;gap:14px;margin:0;font-size:12px;color:#74816e;min-width:0}
.mock-picker-shell .mock-tools input{width:100%;min-width:0;flex:1;min-height:44px;border:1px solid #d7dfd0;border-radius:8px;background:#fff;color:#40533d;font-size:14px}
.mock-picker-shell .mock-tools #mock-new{min-height:44px;padding:10px 14px;border:1px solid #ccd7c3;border-radius:8px;background:#edf2e7;color:#4e6744;font-size:13px;font-weight:600}
.mock-picker-shell .mock-tools small{grid-column:1/-1;line-height:1.6;font-size:12px;color:#87927d}
.mock-picker-shell .mock-pools{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start}
.mock-picker-shell .mock-pools fieldset{padding:0;border:0;min-width:0}
.mock-picker-shell .mock-pools legend{font:650 22px/1.5 Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#304b40;padding:0;width:100%}
.mock-picker-shell .mock-pools legend small{display:table;width:auto;margin-top:8px;padding:3px 9px;border:1px solid #e0e5d7;border-radius:14px;background:#f1f5eb;font:400 11px/1.5 Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#7c896c}
.mock-picker-shell .mock-choices{display:flex;flex-direction:column;gap:8px;height:min(46dvh,460px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#c6d1bd transparent;scroll-padding-block:8px;margin-top:16px;padding:2px 6px 8px 2px;border-bottom:0}
.mock-picker-shell .mock-choice{flex:none;position:relative;display:flex;align-items:flex-start;gap:10px;margin:0;padding:13px 12px;border:1px solid #dce3d5;border-radius:10px;background:#fffef9;color:#304b40;min-width:0;transition:background-color .15s,border-color .15s}
.mock-picker-shell .mock-choice:hover{background:#f1f5ea;border-color:#bac9ae}
.mock-picker-shell .mock-choice input{flex:none;width:17px;height:17px;margin:3px 0 0;accent-color:#6b805d}
.mock-picker-shell .mock-choice>span{min-width:0;overflow-wrap:anywhere;font-size:14px;line-height:1.55}
.mock-picker-shell .mock-choice small{display:block;margin-top:5px;font-size:11px;font-weight:400;color:#89957d}
.mock-picker-shell .mock-choice.is-used{background:#d7dbd1;color:#69745e;border-color:#c1c9b7}
.mock-picker-shell .mock-choice.is-used small{color:#65715a}
.mock-picker-shell .mock-choice .mock-used-label{display:table;margin-top:5px;padding:1px 7px;border:1px solid #afbaa2;border-radius:4px;background:#c0cab5;font-size:11px;font-weight:650;letter-spacing:.04em}
.mock-picker-shell .mock-choice:has(input:checked){outline:0;border:1px solid #8ca677;background:#edf3e5;box-shadow:0 0 0 1px #8ca67733;color:#304b40}
.mock-picker-shell .mock-choice:has(input:focus-visible){outline:2px solid #779568;outline-offset:2px}
.mock-picker-shell .mock-choice.is-used:has(input:checked){background:#bdcbb1;color:#354b2d;border-color:#80956c}
.mock-picker-shell .mock-choice.is-used:has(input:checked) .mock-used-label{background:#a8b89a;color:#304329}
/* Normal flow reserves the entire action area; it cannot cover the final list rows. */
.mock-picker-shell .mock-ready{position:static;bottom:auto;background:#fafbf8;margin-top:24px;padding:20px 0 0;border-top:1px solid #dce2d4;display:flex;align-items:center;justify-content:space-between;gap:18px}
.mock-picker-shell .mock-ready p{flex:1;min-width:0;margin:0;font-size:12px;line-height:1.75;color:#74816b;overflow-wrap:anywhere}
.mock-picker-shell .mock-ready .primary{flex:none;min-height:44px;padding:11px 16px;border:1px solid #ad562c;border-radius:8px;background:#ad562c;color:#fff;font-size:13px;font-weight:600}
.mock-picker-shell .mock-ready .primary:hover{background:#944823;border-color:#944823}
.mock-picker-shell #mock-form{padding-bottom:24px}
.mock-picker-shell .continue{border:1px solid #dce4d2;border-radius:12px;background:#eff4e9;padding:18px;margin-bottom:22px}
@media(min-width:901px) and (min-height:680px){
 .mock-picker-shell .page.wide{height:100dvh;display:flex;flex-direction:column;padding-top:16px;padding-bottom:16px}
 .mock-picker-shell .mock-picker-back{align-self:flex-start;flex:none;margin-bottom:12px}
 .mock-picker-shell .page-title{flex:none;margin-bottom:20px}
 .mock-picker-shell .continue{flex:none;padding:10px 16px;margin-bottom:14px}
 .mock-picker-shell #mock-form{min-height:0;flex:1;display:flex;flex-direction:column;padding-bottom:0}
 .mock-picker-shell .mock-tools{flex:none;margin-bottom:20px;padding:12px 16px}
 .mock-picker-shell .mock-pools{flex:1;min-height:0;align-items:stretch}
 .mock-picker-shell .mock-pools fieldset{display:flex;flex-direction:column;min-height:0}
 .mock-picker-shell .mock-choices{flex:1;min-height:0;height:auto}
 .mock-picker-shell .mock-ready{flex:none;margin-top:18px;padding-top:14px}
}
@media(max-width:760px){
 .mock-picker-shell .mock-pools{grid-template-columns:minmax(0,1fr);gap:26px}
 .mock-picker-shell .mock-choices{height:280px}
 .mock-picker-shell .mock-tools{grid-template-columns:minmax(0,1fr);gap:12px}
 .mock-picker-shell .mock-tools label{width:100%}
 .mock-picker-shell .mock-tools #mock-new{justify-self:start}
 .mock-picker-shell .mock-ready{display:flex;align-items:stretch;flex-direction:column;gap:14px}
 .mock-picker-shell .mock-ready .primary{width:100%}
}
@media(max-width:540px){
 .mock-picker-shell .page.wide{width:calc(100% - 28px);padding-top:14px}
 .mock-picker-shell .mock-picker-back{margin-bottom:12px}
 .mock-picker-shell .page-title h1{font-size:24px}
 .mock-picker-shell .mock-tools{padding:12px}
 .mock-picker-shell .mock-tools label{gap:10px}
 .mock-picker-shell .mock-pools legend{font-size:21px}
}

/* Route loading preserves the current page until the next view can commit. */
.route-loading-status{position:fixed;z-index:1000;top:14px;left:50%;transform:translateX(-50%);max-width:calc(100vw - 32px);padding:10px 18px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--green);box-shadow:0 4px 18px #20372a18;pointer-events:none;font-size:14px}
.route-loading-status[hidden]{display:none}
.question-error-note{margin-top:16px}.question-error-note label{display:block;font-size:14px;font-weight:600}.question-error-note textarea{display:block;width:100%;box-sizing:border-box;margin-top:6px;resize:vertical;font:inherit;font-weight:400;padding:10px;border:1px solid #d9d6ce;border-radius:8px;background:#fffdf8;color:#34332f}.question-error-note button{margin-top:6px;text-align:left}

.question-error-causes{display:grid;gap:12px;margin:8px 0 12px}.question-error-causes fieldset{border:0;padding:0;margin:0;min-width:0;display:flex;flex-wrap:wrap;gap:7px 14px}.question-error-causes legend{font-size:13px;font-weight:600;color:#52634f;padding:0;margin-bottom:6px}.question-error-causes label{display:flex;align-items:flex-start;gap:6px;font-weight:400;font-size:13px;line-height:1.5;cursor:pointer}.question-error-causes input{accent-color:#52634f;flex:none;margin:3px 0 0}.question-error-note label[hidden]{display:none}

.question-error-note[data-wrong-reflection="true"]>summary,.cloud-study .question-error-note[data-wrong-reflection="true"]>summary{font-size:15px;font-weight:650;color:#40583c;padding:10px 0}
/* Shared read-only teacher roster scope. */
.student-scope-controls{display:flex;align-items:center;flex-wrap:wrap;gap:.55rem 1rem;margin:.8rem 0 1rem;color:var(--muted,#666);font-size:.9rem}.student-scope-controls>span{font-weight:600}.student-scope-controls label{display:inline-flex;align-items:center;gap:.35rem}.student-scope-controls input{width:auto;margin:0}
/* Optional active-classroom shortcut stays one compact line above analytics. */
.teacher-classroom-resume{display:flex;align-items:center;justify-content:flex-end;gap:.65rem;min-width:0;margin:0 0 .6rem;font-size:.85rem;color:var(--muted,#666)}.teacher-classroom-resume>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.teacher-classroom-resume>a{flex-shrink:0;font-weight:600}.teacher-classroom-resume[hidden]{display:none!important}
/* B55: classroom self-reports remain separate from ordinary practice notes. */
.classroom-reflection-history,.classroom-reflection-recap{padding:12px;margin:12px 0;border:1px solid #d9e1cf;border-radius:10px;background:#f7faf1;overflow-wrap:anywhere}.reflection-next-check{padding:8px 12px;border-left:3px solid #a4b98d;line-height:1.7;overflow-wrap:anywhere}

/* B57 wrongbook: optional self-reported causes and independent retry. */
.ielts-study-wrongbook .wrong-reason-filters { gap:8px;flex-wrap:wrap;margin:16px 0 8px; }
.ielts-study-wrongbook .wrong-reason-filters button[aria-pressed="true"] { background:#243b53;color:#fff;border-color:#243b53; }
.ielts-study-wrongbook .wrong-reason-history,.ielts-study-wrongbook .wrong-prior-answer { margin:12px 0;padding:10px 12px;border:1px solid #e1e7ed;border-radius:10px;overflow-wrap:anywhere; }
.ielts-study-wrongbook .wrong-reason-history section+section { border-top:1px solid #e1e7ed;margin-top:12px;padding-top:12px; }
.ielts-study-wrongbook .wrong-reason-history ul { padding-left:20px; }
.ielts-study-wrongbook .classroom-reflection-recap button { margin:3px;white-space:normal;text-align:left; }

/* B59: compact wrongbook previews; only explicit editing expands a long form. */
.ielts-study-wrongbook .wrong-reason-preview{margin:8px 0;line-height:1.55;overflow-wrap:anywhere;font-size:13px}
.ielts-study-wrongbook .wrong-reason-preview small{color:#71806c;margin-right:6px}
.ielts-study-wrongbook .wrong-record-details,.ielts-study-wrongbook .question-error-note{margin-top:8px}
.ielts-study-wrongbook .wrong-record-details>summary,.ielts-study-wrongbook .question-error-note>summary{cursor:pointer;min-height:36px;padding:8px 0;font-size:13px}