.practice-main{max-width:1080px;padding-top:52px;padding-bottom:64px}.practice-main h1{font-size:clamp(34px,6vw,56px);letter-spacing:-1.5px;line-height:1.1;margin:16px 0}.practice-lead{font-size:23px;color:#264bb4;margin:20px 0 8px}.practice-stats{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;font-weight:600;margin:25px 0}.practice-stats span{border-left:1px solid #ccd6e4;padding-left:22px}.paper-selector{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:20px;background:#edf3ff;border:1px solid #dce3ed;border-radius:12px;padding:25px;margin:28px 0 18px}.paper-selector label{font-weight:600;font-size:14px;min-width:0}.paper-selector select,.paper-selector input{display:block;width:100%;box-sizing:border-box;margin-top:10px;min-height:48px;padding:12px;font:inherit;font-size:16px;background:white;border:1px solid #aab9ce;border-radius:6px;color:#172943}.practice-note{font-size:13px;line-height:1.65;color:#607084;max-width:860px}#paper-status{font-weight:600;color:#264bb4;margin:28px 0 12px}.paper-group h2{font-size:26px;letter-spacing:-.4px;margin:24px 0 18px}.sheet-list{list-style:none;margin:0;padding:0;border-top:1px solid #dce3ed}.sheet-list li{border-bottom:1px solid #dce3ed}.sheet-list a{display:flex;align-items:center;gap:18px;padding:20px 8px;text-decoration:none;color:#172943;min-height:70px}.sheet-list a:hover{background:#f3f6fb}.sheet-list a:focus-visible{outline:3px solid #264bb4;outline-offset:2px}.sheet-number{font-size:22px;color:#8999b0;min-width:32px}.sheet-info{min-width:0;flex:1}.sheet-info strong{display:block;font-size:16px;line-height:1.5;overflow-wrap:anywhere}.sheet-info small{display:block;color:#607084;margin-top:6px;line-height:1.6}.sheet-download{color:#264bb4;font-size:14px;font-weight:600;white-space:nowrap}.practice-help{background:#f3f6fb;border-radius:10px;padding:28px;margin-top:44px}.practice-help h2{font-size:25px}.practice-help a{color:#264bb4}.practice-main [hidden]{display:none!important}#paper-empty{padding:24px;background:#f3f6fb}#clear-search{padding:12px;border:1px solid #264bb4;background:white;border-radius:5px;font-size:16px;color:#264bb4;cursor:pointer}@media(max-width:760px){.practice-main{padding-top:30px}.paper-selector{grid-template-columns:1fr;padding:20px;gap:16px}.sheet-list a{flex-wrap:wrap;gap:8px 12px;padding:18px 0}.sheet-info{flex-basis:calc(100% - 50px)}.sheet-download{margin-left:44px}.practice-help{padding:22px}.practice-stats{gap:8px 14px}.practice-stats span{padding-left:14px}}
.paper-selector{grid-template-columns:.8fr 1fr 1.2fr 1.2fr}.worksheet-sources{margin-top:36px;border:1px solid #dce3ed;border-radius:10px;padding:20px;font-size:14px;line-height:1.7}.worksheet-sources summary{cursor:pointer;font-weight:700}.worksheet-sources a{overflow-wrap:anywhere;color:#264bb4}.worksheet-sources ul{padding-left:20px}.worksheet-sources li{margin:8px 0}@media(max-width:900px){.paper-selector{grid-template-columns:1fr 1fr}}@media(max-width:600px){.paper-selector{grid-template-columns:1fr}}

.online-worksheet-cta{display:flex;align-items:center;gap:22px;justify-content:space-between;padding:24px;background:#fff9df;border:1px solid #e6b522;border-radius:12px;margin:24px 0}.online-worksheet-cta strong{font-size:21px;color:#102d5d}.online-worksheet-cta p{margin:8px 0 0;max-width:650px}.blink-link{flex-shrink:0;animation:worksheet-pulse 1.8s ease-in-out infinite}@keyframes worksheet-pulse{50%{box-shadow:0 0 0 7px #e6b52255;opacity:.65}}@media(prefers-reduced-motion:reduce){.blink-link{animation:none}}@media(max-width:650px){.online-worksheet-cta{align-items:stretch;flex-direction:column}}