@font-face{font-family:ToolNunito;src:url('/tools/student/number-explorer/fonts/nunito-latin-500-normal.woff2')}@font-face{font-family:ToolDisplay;src:url('/tools/student/number-explorer/fonts/luckiest-guy-latin-400-normal.woff2')}.library-page{--body:ToolNunito,Arial,sans-serif;--display:ToolDisplay,Arial,sans-serif;background:#fafcfb}.library-page .site-header{background:#fff}.library-nav{display:flex;gap:26px;font-size:14px}.library-nav [aria-current]{color:#246fb7;font-weight:700}.library-hero{display:grid;grid-template-columns:1.5fr 1fr;align-items:center;padding:68px 0 55px;gap:30px}.library-hero h1{font-size:clamp(38px,4.4vw,62px);line-height:1.12}.library-hero img{max-height:340px;justify-self:center;filter:drop-shadow(0 20px 24px #246fb712)}.library-intro{font-size:20px;max-width:600px;color:#536477;margin-top:23px}.library-facts{display:flex;flex-wrap:wrap;gap:22px;font-size:13px;color:#537064;margin-top:26px}.library-facts span:before{content:'✓';margin-right:7px;color:#379969}.resource-section{padding:38px 0 60px;border-top:1px solid #e1e9e7}.browse-heading{display:flex;justify-content:space-between;align-items:end;gap:25px}.browse-heading .eyebrow{font-size:11px;margin-bottom:10px}.browse-heading h2{font-size:32px}.search-label{font-size:12px;color:#536477;display:grid;gap:7px;min-width:280px}.search-label input{font:inherit;font-size:15px;border:1px solid #d7e1de;border-radius:12px;background:#fff;padding:14px 16px;width:100%}.filter-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:28px}.filter-row button{border:1px solid #dce6e2;border-radius:99px;padding:9px 17px;background:#fff;font-size:13px}.filter-row button[aria-pressed=true]{background:#183f35;color:white;border-color:#183f35}.student .filter-row button[aria-pressed=true]{background:#246fb7;border-color:#246fb7}.tool-count{font-size:12px;color:#63766d;margin:22px 0 16px}.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.resource-card{background:#fff;border:1px solid #e2eae6;border-radius:20px;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}.resource-card:hover{box-shadow:0 12px 32px #14352b0a;transform:translateY(-3px)}.video-placeholder{aspect-ratio:16/9;background:radial-gradient(ellipse at 80% 10%,#f1f9ed,transparent),#e8f2ee;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:#668277;font-size:11px;position:relative}.student .video-placeholder{background:radial-gradient(ellipse at 80% 10%,#f3f9ff,transparent),#e8f1f8;color:#6b8398}.tool-number{position:absolute;top:16px;left:20px;font-size:11px;letter-spacing:.12em}.play-placeholder{display:grid;place-items:center;border:1px solid #fff;background:#ffffffaa;border-radius:50%;width:49px;height:49px;font-size:27px;padding-left:3px;color:#3b7860}.resource-body{padding:24px;display:flex;flex-direction:column;flex:1}.resource-meta{display:flex;justify-content:space-between;gap:8px;font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:#527760;margin-bottom:12px}.resource-body h2{font-family:var(--body);font-weight:bold;font-size:21px;line-height:1.2;letter-spacing:-.025em}.resource-body p{font-size:14px;line-height:1.6;color:#62716c;margin:12px 0 24px}.open-tool{color:#246fb7;font-size:14px;font-weight:bold;display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:auto;min-height:40px}.open-tool:hover{text-decoration:underline}.library-crosslink{text-align:center;background:#edf5f1;border-radius:22px;padding:42px 25px;margin-bottom:55px}.library-crosslink h2{font-size:28px}.library-crosslink p{margin:12px 0;color:#5a6f64}.library-crosslink a{display:inline-flex;margin:8px 0 0}.coming-soon{padding:20px 0 35px;color:#63766d;font-size:14px}.coming-soon strong{color:#1d3c30;margin-right:8px}@media(max-width:1000px){.resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.library-nav{gap:14px}.library-hero{padding-top:45px}}@media(max-width:620px){.library-page .wrap{width:calc(100% - 36px)}.library-page .nav{flex-wrap:wrap;padding:18px 0;gap:16px}.library-nav{font-size:12px;gap:16px;width:100%;justify-content:space-between}.library-hero{grid-template-columns:1fr;padding:38px 0 28px;gap:10px}.library-hero img{max-height:200px;grid-row:2}.library-intro{font-size:17px}.library-facts{gap:12px;font-size:11px}.browse-heading{display:grid}.search-label{min-width:0}.resource-grid{grid-template-columns:1fr}.resource-body{padding:22px}.library-hero h1{font-size:39px}.filter-row{gap:7px}.filter-row button{padding:9px 13px}.resource-section{padding-top:28px}}@media(prefers-reduced-motion:reduce){.resource-card{transition:none}.resource-card:hover{transform:none}}
.tool-video{display:block;width:100%;aspect-ratio:16/9;object-fit:contain;background:#122b36}.toolbox-overview{max-width:760px;margin:0 auto 48px}.toolbox-overview h2,.coming-soon h2{font-size:26px;margin-bottom:18px}.toolbox-overview .tool-video,.coming-soon .tool-video{border-radius:18px}.coming-soon .tool-video{max-width:640px;margin-top:18px}