.sc4-unit .sc4-home-preview{position:relative}
.sc4-unit .sc4-home-preview .sc12-preview-link{color:inherit;text-decoration:none}
.sc4-unit .sc4-home-preview .sc12-preview-link:after{content:"";position:absolute;inset:0;border-radius:6px;z-index:1}
.sc4-unit .sc4-home-preview .sc12-preview-link:hover{color:#1769ee}
.sc4-unit .sc4-home-preview .sc12-preview-link:focus-visible{outline:none}
.sc4-unit .sc4-home-preview .sc12-preview-link:focus-visible:after{outline:3px solid #1769ee;outline-offset:3px}
.sc12-preview-arrow{color:#1769ee;font-size:.85em;white-space:nowrap}
@media(max-width:781px){
.sc4-unit .sc4-home-lessons .wp-block-button__link{min-height:46px!important;padding:10px 14px!important;font-size:14px!important;line-height:1.6!important;gap:12px!important;box-sizing:border-box;white-space:normal}
.sc4-unit .sc4-home-lessons .wp-block-button__link:before{width:24px!important;height:24px!important;flex:0 0 24px;font-size:13px!important}
.sc4-unit .sc4-home-lessons .wp-block-button__link:focus-visible{outline:3px solid #1769ee;outline-offset:-3px}
.sc4-unit .sc4-home-preview{min-height:0!important;padding:10px 12px!important;gap:5px 12px!important;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)!important}
.sc4-unit .sc4-home-preview h3{font-size:16px!important;line-height:1.5!important}
.sc4-unit .sc4-home-preview p{font-size:12px!important;line-height:1.5!important}
.sc4-unit .sc4-home-preview .scb-formula{font-size:18px!important;padding:5px 7px!important;line-height:1.5!important;overflow-wrap:anywhere}
.sc4-unit .sc4-home-preview img{height:auto!important;max-height:100px!important;object-fit:contain!important;width:100%}
.sc4-unit .sc4-home-preview figure{min-width:0}
}

.sc12-practice-levels{padding:20px!important;border:1px solid #d7e5fa;border-radius:10px;background:#f7faff;margin:20px 0!important}
.sc12-practice-levels h2{margin:0 0 14px!important;font-size:22px!important}
.sc12-practice-levels > .wp-block-buttons{display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px!important}
.sc12-practice-levels .wp-block-button{width:100%!important;margin:0!important}
.sc12-practice-levels .wp-block-button__link{display:flex;align-items:center;justify-content:center;min-height:48px;width:100%;padding:12px!important;border-radius:8px!important;font-size:15px!important;box-sizing:border-box}
.sc12-more-practice{border:1px solid #dce4ee;border-radius:9px;background:#fff;margin:16px 0!important;padding:0!important}
.sc12-more-practice>summary{cursor:pointer;min-height:48px;padding:14px 18px;font-size:16px;font-weight:700;line-height:1.6;color:#24364b}
.sc12-more-practice>summary span{display:inline-block;margin-left:16px;font-size:12px;font-weight:400;color:#60718a}
.sc12-more-practice>summary:focus-visible{outline:3px solid #1769ee;outline-offset:2px}
.sc12-more-practice .sc10-pdfs,.sc12-more-practice .sc6-more-practice{padding:0 16px 16px!important;margin:0!important;border:0!important}
.sc12-more-practice .sc4-difficulty-grid,.sc12-more-practice .sc6-drill-grid{display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr))!important;gap:10px!important}
.sc12-more-practice .sc6-drill-card{padding:12px!important;margin:0!important;min-height:0!important}
.sc12-more-practice .sc6-drill-card h3{font-size:16px!important;margin:0 0 6px!important}
.sc12-more-practice .sc6-drill-card p{font-size:12px!important;margin:0 0 10px!important}
.sc12-more-practice .sc6-drill-card figure{display:none}
.sc12-more-practice .sc6-drill-card .wp-block-button__link{font-size:13px!important;padding:10px!important;min-height:44px;box-sizing:border-box}
@media(max-width:781px){.sc12-practice-levels{padding:16px!important}.sc12-practice-levels > .wp-block-buttons,.sc12-more-practice .sc4-difficulty-grid,.sc12-more-practice .sc6-drill-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}.sc12-more-practice>summary span{display:block;margin-left:18px}.sc12-practice-levels .wp-block-button__link{font-size:13px!important}.sc12-practice-levels h2{font-size:20px!important}}