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.2s}.trainer-opt-btn:hover{border-color:var(--cta);background:#fff8f3}.trainer-opt-btn.correct{font-weight:700;color:#166534!important;background:#f0fdf4!important;border-color:#4ade80!important}.trainer-opt-btn.wrong{color:#991b1b!important;background:#fef2f2!important;border-color:#f87171!important}.trainer-feedback{border-radius:8px;margin-top:8px;padding:8px 12px;font-size:13px;display:none}.trainer-feedback.show{display:block}.trainer-feedback.success{color:#166534;background:#f0fdf4;border:1px solid #86efac}.pipeline-step-item{cursor:pointer;background:#fbf9f5;border:1px solid #17201c14;border-radius:12px;align-items:center;gap:14px;margin-bottom:8px;padding:14px 16px;transition:all .2s;display:flex}.pipeline-step-item.checked{background:#f0fdf4;border-color:#86efac}.pipeline-progress-wrap{margin:16px 0}.pipeline-progress-label{color:var(--text);justify-content:space-between;margin-bottom:6px;font-size:13.5px;font-weight:700;display:flex}.pipeline-bar-outer{background:#17201c14;border-radius:6px;width:100%;height:10px;overflow:hidden}.pipeline-bar-inner{background:linear-gradient(90deg,#10b981,#059669);width:0%;height:100%;transition:width .35s}.sim-card{background:#fbf9f5;border:1px solid #17201c14;border-radius:14px;margin-bottom:18px;padding:18px}.sim-prompt{color:var(--text);border-left:3px solid var(--cta);background:#fff;border-radius:10px;margin-bottom:14px;padding:12px 14px;font-size:14.5px}.sim-btn-group{flex-direction:column;gap:8px;display:flex}.sim-btn{color:var(--text);text-align:left;cursor:pointer;background:#fff;border:1px solid #17201c1f;border-radius:10px;padding:12px 16px;font-size:13.5px;transition:all .2s}.sim-btn:hover{border-color:var(--cta);background:#fff8f3}.sim-btn.active-correct{font-weight:700;color:#166534!important;background:#f0fdf4!important;border-color:#4ade80!important}.sim-btn.active-wrong{color:#991b1b!important;background:#fef2f2!important;border-color:#f87171!important}.sim-result-box{border-radius:8px;margin-top:10px;padding:10px 14px;font-size:13px;display:none}.sim-result-box.show{display:block}@media (width<=768px){.article-series-navigation__cards{grid-template-columns:1fr}.article-series-navigation__card{width:100%;min-width:0}}@media (width<=640px){.practice-announcement-banner{flex-direction:column;align-items:flex-start;padding:14px 16px}.practice-banner-tracker{align-items:flex-start;width:100%}.practice-block{padding:20px 16px}.promo-code-row{flex-direction:column;align-items:flex-start}.promo-copy-btn{width:100%}.calc-container{border-radius:16px;margin:22px 0;padding:18px 14px}.calc-header{margin-bottom:14px}.calc-title{font-size:18px}.calc-subtitle{font-size:13px}.calc-presets{gap:6px;margin-bottom:16px}.calc-preset-btn{padding:5px 10px;font-size:12px}.calc-inputs{gap:14px;margin-bottom:18px}.calc-field-top{flex-wrap:wrap;gap:6px;font-size:13px}.calc-field-value{padding:2px 8px;font-size:13.5px}.calc-metrics{grid-template-columns:1fr;gap:10px}.calc-metric-box{padding:14px}.calc-metric-num{font-size:21px}.calc-metric-label{font-size:11px}.calc-callout{padding:12px 14px;font-size:13px}}