/* IELTS only: a readable question, a visible answer affordance, and fewer controls. */
body[data-ielts] .language-switch{display:none}
.ielts-shell{width:min(780px,calc(100% - 48px));margin:0 auto;padding:32px 0 72px;color:var(--ink);font:17px/1.7 var(--sans)}
.ielts-shell *{box-sizing:border-box}.ielts-shell h1,.ielts-shell h2,.ielts-shell h3,.ielts-shell p{margin:0}
.ielts-shell a,.ielts-shell button,.ielts-shell summary,.ielts-shell select,.ielts-shell input{outline-offset:4px}
.ielts-top{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:24px}
.ielts-back,.ielts-link{display:inline-flex;align-items:center;min-height:44px;color:var(--gold-light);font:14px/1.5 var(--sans);text-decoration:none;cursor:pointer;text-align:left}
.ielts-back{color:#b2bdc3}.ielts-link:hover,.ielts-back:hover{text-decoration:underline;text-underline-offset:5px}
.ielts-heading{margin:30px 0 36px}.ielts-heading h1{font:400 clamp(36px,5vw,54px)/1.15 var(--serif);letter-spacing:-1.1px;margin:14px 0 20px}.ielts-heading>p:last-child{max-width:580px;color:#b8c2c7;font-size:18px}
.ielts-eyebrow{font:13px/1.6 var(--sans);letter-spacing:1px;color:var(--gold-light)}
.ielts-lessons{display:grid;gap:22px}.ielts-lesson{border:1px solid #ffffff1a;border-radius:8px;padding:28px;display:grid;grid-template-columns:64px 1fr;gap:24px;background:#101619}
.ielts-lesson-number{font:40px/1.2 var(--serif);color:var(--gold)}.ielts-lesson h2{font:400 29px/1.25 var(--serif);margin:8px 0 12px}.ielts-lesson-topics{color:#b8c2c7;font-size:16px}.ielts-meta{font:14px/1.6 var(--sans);color:#aebac0;margin-top:14px!important}
.ielts-actions{display:flex;gap:12px 24px;align-items:center;flex-wrap:wrap;margin-top:22px}
.ielts-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 20px;border:1px solid #a4adb442;border-radius:5px;color:#e9eceb;text-decoration:none;font:15px/1.45 var(--sans)}
.ielts-button.primary{background:var(--gold);color:#101416;border-color:var(--gold)}.ielts-button:hover{border-color:var(--gold-light)}.ielts-button.primary:hover{background:var(--gold-light)}
.ielts-progress{display:flex;align-items:center;gap:16px;font:13px/1.6 var(--sans);color:#b8c2c7;margin-top:18px}.ielts-progress progress{appearance:none;border:0;width:100%;max-width:190px;height:4px;background:#ffffff15;color:var(--gold);border-radius:3px}.ielts-progress progress::-webkit-progress-bar{background:#ffffff15;border-radius:3px}.ielts-progress progress::-webkit-progress-value{background:var(--gold);border-radius:3px}.ielts-progress progress::-moz-progress-bar{background:var(--gold)}.ielts-progress span{white-space:nowrap}
.ielts-footnote{font:13px/1.7 var(--sans);color:#a4b0b6;margin-top:36px!important;padding-top:22px;border-top:1px solid var(--line)}
.ielts-context{display:grid;grid-template-columns:140px 1fr;align-items:end;gap:20px;padding-bottom:28px;border-bottom:1px solid var(--line);margin-bottom:34px}
.ielts-select-label{font:13px/1.6 var(--sans);color:#aebac0;min-width:0}.ielts-select-label select{display:block;width:100%;height:48px;padding:9px 36px 9px 12px;margin-top:6px;color:#e5e9e8;border:1px solid #ffffff26;background:#12191d;border-radius:5px;font:15px/1.5 var(--sans);text-overflow:ellipsis}
.ielts-question>h1{font:400 clamp(29px,4.1vw,43px)/1.22 var(--serif);letter-spacing:-.55px;overflow-wrap:break-word;margin:12px 0 26px}
.ielts-prompt{margin:0 0 26px;border-left:2px solid #bfa47470;padding-left:18px}.ielts-prompt h2{font:600 14px/1.6 var(--sans);color:var(--gold-light);margin-bottom:6px}.ielts-prompt p{font:17px/1.75 var(--sans);color:#c2cbce}
.ielts-model{border:1px solid #c2a77050;border-radius:6px;background:#11191c;margin-bottom:34px}.ielts-model>summary{display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;min-height:60px;padding:16px 20px;cursor:pointer;font:500 17px/1.5 var(--sans);color:#e8e6de}.ielts-model>summary::-webkit-details-marker{display:none}.ielts-model-show,.ielts-model-hide{font:14px/1.5 var(--sans);color:var(--gold-light)}.ielts-model-hide,.ielts-model[open] .ielts-model-show{display:none}.ielts-model[open] .ielts-model-hide{display:inline}.ielts-model[open]>summary{border-bottom:1px solid var(--line)}
.ielts-answer{padding:22px 24px;font:21px/1.8 var(--serif);color:#d7dedd}.ielts-answer p+p{margin-top:20px}.ielts-answer .ielts-retry{font:14px/1.7 var(--sans);color:#b1bdc3;margin-top:26px;border-top:1px solid var(--line);padding-top:18px}
.ielts-section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:8px}.ielts-section-heading h2,.ielts-saved>h2{font:400 25px/1.3 var(--serif);color:#e5e8e5}.ielts-section-heading>span,.ielts-count{font:13px/1.6 var(--sans);color:#aebac0}
.ielts-expressions{list-style:none;padding:0;margin:0}.ielts-expressions li{display:flex;gap:18px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--line)}.ielts-expressions li>div{flex:1;min-width:0}.ielts-expressions h3{font:500 19px/1.5 var(--serif);color:#e4e8e5;overflow-wrap:anywhere}.ielts-expressions p{font:16px/1.7 var(--sans);color:#b4c0c6;margin-top:5px}
.ielts-save{flex:0 0 auto;min-width:68px;min-height:44px;padding:10px 8px;border:1px solid #ffffff25;border-radius:4px;color:#b6c1c5;font:13px/1.5 var(--sans);cursor:pointer}.ielts-save.is-saved{border-color:#bfa47470;color:var(--gold-light);background:#bea3730a}.ielts-save:hover{border-color:var(--gold-light);color:var(--gold-light)}
.ielts-pattern{margin-top:24px;padding:20px;border-left:2px solid var(--gold);background:#bea37308}.ielts-pattern span{font:13px/1.5 var(--sans);color:var(--gold-light)}.ielts-pattern p{font:20px/1.7 var(--serif);margin-top:8px}
.ielts-check{margin-top:28px;padding:16px 0}.ielts-check label{display:flex;align-items:center;gap:12px;min-height:44px;width:fit-content;font:16px/1.5 var(--sans);cursor:pointer}.ielts-check input{width:22px;height:22px;accent-color:var(--gold);flex:0 0 auto}.ielts-check p{font:14px/1.6 var(--sans);color:#aebac0;padding-left:34px}
.ielts-question-nav{display:flex;justify-content:space-between;gap:16px;margin-top:12px}.ielts-after{margin-top:26px;border-top:1px solid var(--line);padding-top:20px}
.ielts-heading.compact h1{font-size:38px}.ielts-recall{display:grid;gap:18px}.ielts-recall-card{padding:24px;border:1px solid #ffffff20;border-radius:6px;background:#11181b}.ielts-recall-card h2{font:400 24px/1.4 var(--serif);margin:12px 0 10px}.ielts-recall-card summary{display:flex;align-items:center;justify-content:space-between;min-height:46px;color:var(--gold-light);font:15px/1.6 var(--sans);cursor:pointer;list-style:none}.ielts-recall-card summary::-webkit-details-marker{display:none}.ielts-recall-answer{border-top:1px solid var(--line);padding-top:16px}.ielts-recall-answer>p{font:22px/1.6 var(--serif)}.ielts-recall-answer .ielts-example{font:16px/1.7 var(--sans);color:#b4c0c6;margin:10px 0}.ielts-recall-answer .ielts-save{margin-top:14px}
.ielts-saved{margin:38px 0}.ielts-empty{color:#b4c0c6;margin-top:16px!important;font-size:16px}
.ielts-review-section{border-top:1px solid #ffffff24;margin-top:12px}.ielts-review-section>summary{display:flex;justify-content:space-between;gap:14px;padding:20px 0;min-height:64px;cursor:pointer;font:20px/1.4 var(--serif);list-style:none}.ielts-review-section>summary::-webkit-details-marker{display:none}.ielts-review-section>summary>span:last-child{font:13px/1.7 var(--sans);color:var(--gold-light);white-space:nowrap}
.ielts-review-note{font:16px/1.75 var(--sans);color:#b8c2c7;margin:0 0 20px!important}.ielts-corrections,.ielts-plan{padding-left:24px;margin:8px 0 24px}.ielts-corrections li{padding:10px 0 20px 8px;border-bottom:1px solid var(--line);margin-bottom:12px}.ielts-corrections li::marker{color:var(--gold);font-size:14px}.ielts-corrections p{font:17px/1.7 var(--serif);color:#aebbc1}.ielts-corrections h3{font:400 20px/1.6 var(--serif);color:var(--gold-light);margin:8px 0}.ielts-corrections .ielts-correction-note{font:16px/1.75 var(--sans);color:#bdc6cb}.ielts-plan li{margin-bottom:12px;padding-left:6px}
.ielts-reader .ielts-question{border-top:1px solid #ffffff25;padding-top:32px;margin-top:36px}.ielts-reader .ielts-question>h2{font:400 29px/1.3 var(--serif);margin:10px 0 20px}.ielts-reader .ielts-answer{padding:22px 0}.ielts-reader h3.ielts-reader-label{font:600 15px/1.6 var(--sans);color:var(--gold-light);margin-top:24px}.ielts-reader .ielts-read-question{font:23px/1.5 var(--serif)}
@media(max-width:600px){.ielts-shell{width:calc(100% - 36px);padding-top:18px;padding-bottom:50px}.ielts-top{margin-bottom:18px;gap:12px}.ielts-top a{font-size:13px}.ielts-context{grid-template-columns:100px minmax(0,1fr);gap:12px;margin-bottom:26px;padding-bottom:22px}.ielts-select-label{font-size:12px}.ielts-select-label select{font-size:16px}.ielts-heading{margin:22px 0 28px}.ielts-heading>p:last-child{font-size:17px}.ielts-lesson{padding:22px 18px;grid-template-columns:1fr;gap:12px}.ielts-lesson-number{display:none}.ielts-lesson h2{font-size:27px}.ielts-actions{gap:10px 20px}.ielts-actions .ielts-button{width:100%}.ielts-progress{gap:12px;font-size:12px}.ielts-progress progress{max-width:150px}.ielts-prompt{padding-left:14px}.ielts-prompt p{font-size:16px}.ielts-model>summary{padding:16px;font-size:16px;gap:10px}.ielts-model-show,.ielts-model-hide{font-size:12px}.ielts-answer{padding:18px 16px;font-size:19px;line-height:1.8}.ielts-section-heading h2{font-size:24px}.ielts-expressions li{gap:12px}.ielts-expressions h3{font-size:18px}.ielts-expressions p{font-size:16px}.ielts-save{min-width:62px;font-size:12px;padding:10px 6px}.ielts-question-nav .ielts-button{font-size:14px;padding:11px 15px}.ielts-recall-card{padding:20px 18px}.ielts-recall-card h2{font-size:23px}.ielts-heading.compact h1{font-size:32px}.ielts-review-section>summary{font-size:19px}.ielts-review-section>summary>span:last-child{font-size:12px}.ielts-footnote{font-size:12px}.ielts-corrections{padding-left:20px}}
@media(prefers-reduced-motion:reduce){.ielts-shell *{scroll-behavior:auto;transition:none}}
.ielts-select-label select[data-ielts-day]{padding-right:8px}