.practice-intro{max-width:760px;font-size:17px}.practice-totals{display:flex;flex-wrap:wrap;gap:12px 28px;margin:24px 0}.practice-totals span{font-size:13px;color:var(--muted)}.practice-totals strong{font-size:26px;color:var(--green);margin-right:6px}.practice-jumps{align-items:center;flex-wrap:wrap}.practice-help{margin:24px 0;padding:18px 22px}.practice-help summary{font-weight:650}.practice-help li{margin:10px 0}.practice-section{margin-top:38px;scroll-margin-top:20px}.practice-section:focus,.practice-task:focus{outline:none}.practice-filters{align-items:end;gap:12px;flex-wrap:wrap}.practice-filters label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted);flex:1;min-width:160px}.practice-filters label:first-child{flex:1.5}.practice-filters input,.practice-filters select{width:100%;min-width:0}.practice-filters button{font-size:12px}.practice-module{border:1px solid var(--border);border-radius:14px;background:#fff;margin:12px 0;overflow:hidden}.practice-module>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:19px 22px;font-weight:650;cursor:pointer;list-style:none}.practice-module>summary::before{content:'+';font-size:22px;color:var(--green);font-weight:400}.practice-module[open]>summary::before{content:'−'}.practice-module>summary>span:first-child{flex:1}.practice-module>summary .small{white-space:nowrap;font-weight:400}.contest-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:0 18px 18px}.contest-card{padding:20px;border:1px solid var(--border);border-radius:10px;background:var(--bg,#f5f5f3);min-width:0;display:flex;flex-direction:column;align-items:stretch}.contest-card-heading,.contest-meta{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.contest-card h3{font-size:17px;line-height:1.5;margin:13px 0}.contest-meta{font-size:12px;color:var(--muted);margin:0 0 16px}.contest-card .actions{margin-top:auto;align-items:center;flex-wrap:wrap;gap:12px}.practice-task-cta{display:inline-block;border:1px solid #9cb68a;border-radius:8px;padding:10px 13px;background:#e9f1df;color:#20442e;font-size:13px;font-weight:650;text-align:center;max-width:100%;overflow-wrap:anywhere}.practice-task-cta:hover{background:#dcebc8}.practice-task-cta:focus-visible,.practice-module>summary:focus-visible{outline:3px solid #d88740;outline-offset:3px}.practice-task-tags{display:flex;gap:8px;flex-wrap:wrap}.practice-task-tags .badge{white-space:normal}.practice-exact{background:#dcebc8;color:#20442e}.practice-task-next{margin:20px 0;padding:17px;border:1px solid #cbd9be;border-radius:10px;background:#f1f5ec}.practice-task-next>strong{font-size:14px}.practice-task-next>p:last-child{margin-bottom:0}.practice-task.is-target{outline:3px solid #6a8d51;outline-offset:4px;scroll-margin-top:24px}.practice-more{margin-top:30px}.lab-practice-link{display:inline-block;margin-top:12px}
@media(max-width:1000px){.contest-grid{grid-template-columns:1fr}}@media(max-width:650px){.practice-intro{font-size:15px}.practice-totals{gap:10px 18px}.practice-totals strong{font-size:22px}.practice-jumps>button{flex:1;font-size:12px}.practice-filters label{min-width:100%;flex:auto}.practice-filters>button{width:100%}.practice-module>summary{padding:16px 14px;font-size:14px;gap:9px;flex-wrap:wrap}.practice-module>summary .small{font-size:11px}.contest-grid{padding:0 12px 12px}.contest-card{padding:16px}.contest-card .practice-task-cta{width:100%}.practice-task-next{padding:14px}.practice-task-cta{font-size:12px}.practice-help{padding:16px}.practice-help ol{padding-left:20px}}