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[tabindex="-1"]:focus,.stepper-step-content:focus{outline:none}.stepper-keyhint{text-align:right;padding-top:4px;display:none;color:var(--text-3)!important;margin:0!important;font-size:11px!important}@media (hover:hover) and (pointer:fine){.stepper-keyhint{display:block}}.stepper-step-content{min-height:200px;padding-top:8px}.lesson-completion-panel{border-top:1px solid var(--stroke-strong);padding-top:20px}.stepper-nav{border-top:1px solid var(--stroke-strong);align-items:center;gap:12px;margin-top:24px;padding:24px 0 8px;display:flex}.stepper-nav-spacer{flex:1}.stepper-btn-back,.stepper-btn-next{font-size:14px}@media (max-width:480px){.stepper-dot{width:8px;height:8px;margin:8px}.stepper-dot:before{inset:-8px}.stepper-nav{padding:16px 0 4px}.stepper-nav .btn{white-space:normal}}.resume-tile{color:inherit;border-left:3px solid var(--primary);flex-wrap:wrap;align-items:center;gap:14px;text-decoration:none;display:flex}.resume-tile:hover{background:var(--glass-bg-strong)}.resume-tile 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18px;font-size:14px;font-weight:600;display:inline-flex}.completion-next{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.completion-open{border-radius:var(--radius-sm);border:1px solid var(--stroke-strong);background:var(--glass-bg);padding:16px 18px}.completion-open-title{color:var(--text-1);margin-bottom:8px;font-size:13px;font-weight:600}.completion-open-list{color:var(--text-2);font-size:14px;line-height:1.6;margin:0!important;padding-left:20px!important}.completion-open-list li{margin-bottom:4px!important}.completion-jump{min-height:28px;font:inherit;color:var(--primary-text);text-align:left;text-underline-offset:2px;cursor:pointer;background:0 0;border:none;align-items:center;gap:6px;padding:2px 0;text-decoration:underline;display:inline-flex}.completion-jump:hover{text-decoration:none}@media 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var(--primary-text);background:linear-gradient(135deg,#ffa7262e,#f57c001a);font-weight:500}.quiz-option-input{opacity:0;width:1px;height:1px;position:absolute}.quiz-option:has(.quiz-option-input:focus-visible){outline:2px solid var(--primary-text);outline-offset:2px}.quiz-option-mark{border:2px solid var(--stroke-strong);width:24px;height:24px;color:var(--on-primary);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.quiz-option.selected .quiz-option-mark{border-color:var(--primary);background:var(--primary)}