.course-progress{font-size:13px;color:#477065;background:#eaf6ef;padding:10px 14px;border-radius:9px;white-space:nowrap}.lesson-tabs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin:0 0 22px}.lesson-tabs button{display:flex;align-items:center;text-align:left;gap:10px;border:1px solid #e1e7f0;background:#fff;border-radius:11px;padding:13px 12px;font-size:13px;line-height:1.5}.lesson-tabs button>span{color:#8191aa;font-size:12px;font-weight:700}.lesson-tabs button.selected{background:#ecf3ff;border-color:#8badef;color:#215dcf}.lesson-tabs button.selected>span{color:#215dcf}.lesson-intro{display:flex;justify-content:space-between;align-items:center;gap:24px;background:#fff;border:1px solid #dae5f6;border-left:4px solid #3976ed;border-radius:13px;padding:23px 25px}.lesson-intro h2{font-size:23px}.lesson-intro p{font-size:14px;color:#667991;margin:9px 0 0}.lesson-notice{font-size:14px;color:#247251;line-height:1.6;min-height:0;margin:12px 0}.lesson-notice:empty{display:none}.conversation-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:22px}.conversation-grid .panel{min-width:0;padding:24px}.conversation-grid .section-line{margin:0 0 8px}.conversation-grid .muted{font-size:12px}.speech-status{font-size:12px;color:#5377ac;min-height:19px;margin:9px 0}.phrase{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:19px 0;border-bottom:1px solid #edf1f6}.phrase strong{font-size:17px;line-height:1.6;display:block;font-weight:600}.phrase p{font-size:13px;color:#74839a;margin:4px 0 0}.phrase-buttons{display:flex;flex-direction:column;align-items:center;gap:3px;flex-shrink:0}.phrase-buttons button{white-space:nowrap}.phrase-panel .info-note{margin:20px 0 0;line-height:1.8}.dialogue-panel>.muted{margin-top:9px}.dialogue{display:grid;gap:17px;margin-top:23px}.dialogue-line{display:flex;gap:11px;align-items:flex-start}.speaker{background:#eaf1ff;border-radius:50%;width:28px;height:28px;display:grid;place-items:center;color:#386ecc;font-size:12px;font-weight:600;flex-shrink:0}.dialogue-line>div{padding:12px 15px;background:#f1f5fc;border-radius:0 12px 12px 12px;flex:1}.dialogue-line.reply>div{background:#f1f8f4}.dialogue-line.reply .speaker{background:#e5f2e9;color:#408065}.dialogue-line p{font-size:15px;line-height:1.65;margin:0 0 5px}.dialogue-line small{display:block;color:#6e8095;font-size:12px;line-height:1.65}.dialogue-line button{font-size:12px;margin-top:5px}.speaking-task{margin-top:22px;padding-top:18px;border-top:1px solid #e8edf4}.speaking-task strong{font-size:14px}.speaking-task p{font-size:13px;color:#687c96;margin:7px 0 0}.practice-panel{margin-top:22px}.practice-panel .section-line{margin:0 0 22px}.practice-panel .muted{font-size:13px;margin-top:6px}.practice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.practice-question{display:flex;flex-direction:column;gap:11px;background:#f8fafe;border:1px solid #e4ebf6;padding:19px;border-radius:12px;font-size:14px}.question-number{font-size:10px;letter-spacing:1px;color:#8494aa}.practice-question strong{font-size:16px;line-height:1.6;font-weight:500;min-height:50px}.practice-question small{font-size:12px;line-height:1.7;color:#718199}.practice-result{font-size:13px}.practice-result.correct{color:#247650}.practice-result.incorrect{color:#b34949}.practice-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:24px}.practice-actions .text-btn{margin-left:auto}
@media(max-width:1120px){.lesson-tabs{grid-template-columns:repeat(3,minmax(0,1fr))}.lesson-tabs button{font-size:12px}.conversation-grid{grid-template-columns:1fr}.practice-grid{gap:12px}.practice-question{padding:14px}}
@media(max-width:800px){.nav{flex-wrap:wrap}.nav button{flex:1 1 40%}.course-progress{font-size:11px}.lesson-intro{flex-direction:column;align-items:flex-start;gap:16px}.lesson-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-tabs button:last-child{grid-column:1/-1}.practice-grid{grid-template-columns:1fr}.practice-question strong{min-height:0}}
@media(max-width:560px){.course-progress{white-space:normal;max-width:90px;flex-shrink:0;line-height:1.6}.lesson-intro{padding:19px}.lesson-intro h2{font-size:21px}.conversation-grid .panel{padding:19px}.phrase strong{font-size:16px}.phrase-buttons .secondary{padding:6px 9px}.practice-panel{padding:19px}.practice-actions .primary,.practice-actions .secondary{font-size:12px}.practice-actions .text-btn{width:100%;text-align:left;margin-left:0}}

.level-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:24px 0 10px}.level-options button{background:#fff;border:1px solid #dfe6f0;border-radius:12px;padding:17px;text-align:left;display:flex;flex-direction:column;gap:6px}.level-options strong{font-size:18px}.level-options span{font-size:12px;color:#64748b}.level-options button.selected{background:#edf4ff;border:2px solid #3976ed;padding:16px;color:#215dcf}.level-description{color:#64748b;font-size:13px;line-height:1.7;margin:0 0 20px}@media(max-width:560px){.level-options{gap:7px}.level-options button{padding:12px}.level-options button.selected{padding:11px}.level-options span{font-size:11px}}
.learning-plan{background:#edf4ff;border:1px solid #cbdcf8;border-radius:16px;padding:24px;margin-bottom:24px}.learning-plan h2{margin:8px 0;font-size:23px}.learning-plan p,.learning-plan small{color:#526984;line-height:1.7}.training-modes{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.training-modes .chosen{background:#225ed9;color:white}.training-card{padding:28px}.training-card>p{color:#64748b;line-height:1.8}.training-answer,.speaking-prompt{padding:26px;background:#f0f5fd;border-radius:12px;margin:22px 0;font-size:21px}.training-answer p{font-size:16px}.weak-row{border-top:1px solid #e0e7f0;padding:20px 0}.weak-row label,.weak-row strong{display:block;margin:10px 0}.weak-row input{max-width:400px;margin-bottom:12px}.weak-row button{margin-left:10px}