.md-school-library-page .mdn-page-shell{max-width:1180px}.md-school-library-page .mdn-page .mdn-entry-content{max-width:none;width:100%}.md-school-library-page .mdn-entry-content>.mdsb{max-width:none}.md-school-library-page .mdn-page{max-width:none}
.mdsb{--sb-ink:#153f78;--sb-blue:#0876b9;--sb-green:#a9cf45;--sb-muted:#49647a;--sb-line:#c9dce8;color:var(--sb-ink);font-family:'DM Sans','Trebuchet MS',sans-serif;line-height:1.55;font-size:18px}
.mdsb *{box-sizing:border-box}.mdsb.mdsb a{color:inherit;text-decoration:none!important;box-shadow:none!important}.mdsb a:hover{color:#075b8e}.mdsb a:focus-visible,.mdsb input:focus-visible,.mdsb select:focus-visible,.mdsb button:focus-visible{outline:3px solid #0876b9;outline-offset:4px}
.mdsb .mdsb-eyebrow{font-size:12px;letter-spacing:.12em;font-weight:700;color:var(--sb-blue)}.mdsb.mdsb h2,.mdsb.mdsb h3,.mdsb.mdsb h4{font-family:inherit;color:var(--sb-ink);line-height:1.2;letter-spacing:-.025em}.mdsb.mdsb h2{font-size:clamp(32px,4vw,48px);font-weight:600;margin:12px 0 16px}.mdsb.mdsb h3{font-size:28px;font-weight:600;margin:0 0 8px}.mdsb.mdsb h4{font-size:22px;font-weight:600;margin:15px 0 12px}.mdsb.mdsb p{font-size:17px;line-height:1.65;margin:0;color:var(--sb-muted)}
.mdsb-intro{position:relative;overflow:hidden;border-radius:24px;padding:36px 40px;background:linear-gradient(110deg,#edf7fc,#f5f9ea);border:1px solid #d5e6e9;margin:0 0 24px}.mdsb-intro:after{content:'Aa  1 2 3';position:absolute;right:-12px;top:18px;transform:rotate(-12deg);font-weight:700;font-size:72px;color:#0876b90c;pointer-events:none}.mdsb-intro>p{max-width:670px;font-size:19px}.mdsb-intro-note{display:flex;gap:10px;align-items:center;margin-top:22px;font-size:16px}.mdsb-intro-note>span{color:#638900;font-size:24px}
.mdsb-grades{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:32px}.mdsb-grade{display:flex;align-items:center;gap:15px;min-height:114px;background:#fff;border:1px solid var(--sb-line);border-radius:18px;padding:20px;color:var(--sb-ink);transition:border-color .15s,background .15s}.mdsb-grade:nth-child(2n){background:#f6f9ef}.mdsb-grade:nth-child(3n){background:#f1f8fc}.mdsb-grade:hover{border-color:var(--sb-blue);background:#edf7fc}.mdsb-grade-number{font-size:48px;line-height:1;font-weight:600;letter-spacing:-.07em;color:var(--sb-blue)}.mdsb-grade-number small{font-size:28px}.mdsb-grade strong{display:block;font-size:19px;font-weight:600}.mdsb-grade small:not(.mdsb-grade-number small){display:block;font-size:14px;color:var(--sb-muted)}.mdsb-arrow{margin-left:auto;font-size:24px;color:var(--sb-blue)}.mdsb .is-active{background:var(--sb-ink)!important;color:#fff!important;border-color:var(--sb-ink)}.mdsb .is-active *{color:#fff!important}.mdsb-grades-compact{grid-template-columns:repeat(8,minmax(0,1fr));gap:8px}.mdsb-grades-compact .mdsb-grade{min-height:70px;padding:12px;gap:7px}.mdsb-grades-compact .mdsb-grade-number{font-size:28px}.mdsb-grades-compact .mdsb-grade-number small{font-size:20px}.mdsb-grades-compact .mdsb-grade strong{font-size:14px}.mdsb-grades-compact .mdsb-grade small:not(.mdsb-grade-number small),.mdsb-grades-compact .mdsb-arrow{display:none}
.mdsb-context{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:30px 0 16px}.mdsb-context h3 span{font-size:18px;font-weight:400;color:var(--sb-muted);letter-spacing:normal}.mdsb-context>a,.mdsb-results-heading>a{font-size:15px;color:var(--sb-blue);white-space:nowrap}.mdsb-subjects{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:0 0 28px}.mdsb-subjects a{display:flex;flex-direction:column;gap:14px;border:1px solid var(--sb-line);border-radius:16px;padding:22px;background:white}.mdsb-subjects strong{font-size:22px;font-weight:600}.mdsb-subjects span{font-size:15px;color:var(--sb-muted)}.mdsb-subjects b{float:right;font-size:22px;color:var(--sb-blue)}
.mdsb-filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;background:#fff;border:1px solid var(--sb-line);border-radius:20px;padding:24px;margin:0 0 34px}.mdsb-filters label{display:flex;flex-direction:column;gap:7px;min-width:0;font-size:14px;font-weight:600;color:var(--sb-ink)}.mdsb-filters .mdsb-search{grid-column:1/4}.mdsb-filters input,.mdsb-filters select{width:100%;height:48px;min-height:48px;border:1px solid #b8cddc;border-radius:10px;background:#fbfdff;color:var(--sb-ink);font-family:inherit;font-size:16px;padding:10px 12px;margin:0}.mdsb-filters button{align-self:end;background:var(--sb-blue);border:0;border-radius:10px;padding:13px 18px;min-height:48px;font-size:16px;font-weight:600;color:#fff;cursor:pointer}.mdsb-filters button:hover{background:var(--sb-ink)}.mdsb-filters button span{float:right}
.mdsb-results-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:0 0 22px}.mdsb-results-heading h3{margin-top:8px}.mdsb-results-heading p{font-size:15px}.mdsb-results{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.mdsb-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--sb-line);border-radius:18px;padding:24px;min-width:0}.mdsb-card-meta{display:flex;flex-wrap:wrap;gap:7px 12px;font-size:12px;font-weight:700;letter-spacing:.035em;color:var(--sb-blue)}.mdsb-card p{font-size:16px;line-height:1.65;margin-bottom:18px}.mdsb-badges{display:flex;flex-wrap:wrap;gap:7px;list-style:none!important;padding:0!important;margin:auto 0 20px!important}.mdsb-badges li{margin:0!important;padding:4px 9px;background:#edf6fa;border-radius:6px;font-size:12px;font-weight:600;line-height:1.5}.mdsb-badges li:first-child{background:#f0f5df}.mdsb-open{display:flex;justify-content:space-between;gap:10px;align-items:center;border-top:1px solid #e2ebf1;padding-top:15px;color:var(--sb-blue)!important;font-size:15px;font-weight:600}.mdsb-open span{font-size:22px}.mdsb-pagination{display:flex;justify-content:center;align-items:center;gap:22px;margin:30px 0;font-size:15px}.mdsb-pagination a{border:1px solid var(--sb-line);border-radius:10px;padding:12px 16px;background:white;color:var(--sb-blue)}
.mdsb-empty{border:1px dashed #b8cddc;border-radius:18px;padding:36px;text-align:center}.mdsb-empty a{display:inline-block;margin-top:18px;color:var(--sb-blue)}.mdsb-help{display:flex;gap:22px;background:#ecf4f8;border-radius:20px;padding:28px 32px;margin-top:32px}.mdsb-help>span{display:grid;place-items:center;background:#fff;border-radius:50%;flex:0 0 42px;height:42px;color:var(--sb-blue);font-size:25px}.mdsb-help h3{font-size:22px}.mdsb-help p{font-size:16px}
@media(max-width:1000px){.mdsb-grades-compact{grid-template-columns:repeat(4,minmax(0,1fr))}.mdsb-results{grid-template-columns:repeat(2,minmax(0,1fr))}.mdsb-grade{padding:16px;gap:10px}.mdsb-grade-number{font-size:38px}}
@media(max-width:600px){.mdsb-intro{padding:26px 22px;border-radius:18px}.mdsb-intro>p{font-size:17px}.mdsb-grades{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.mdsb-grade{min-height:96px;padding:15px}.mdsb-grade strong{font-size:17px}.mdsb-grade small:not(.mdsb-grade-number small){font-size:13px}.mdsb-grades-compact{grid-template-columns:repeat(4,minmax(0,1fr))}.mdsb-grades-compact .mdsb-grade{flex-direction:column;gap:3px;padding:9px;min-height:70px}.mdsb-results{grid-template-columns:1fr}.mdsb-card{padding:22px}.mdsb-filters{grid-template-columns:1fr 1fr;padding:18px;gap:14px}.mdsb-filters .mdsb-search{grid-column:1/-1}.mdsb-filters button{grid-column:1/-1}.mdsb-context,.mdsb-results-heading{align-items:flex-start;flex-direction:column;gap:8px}.mdsb-context h3 span{display:block;margin-top:6px}.mdsb-subjects{grid-template-columns:1fr 1fr;gap:10px}.mdsb-subjects a{padding:16px}.mdsb-subjects strong{font-size:19px}.mdsb-subjects span{font-size:13px}.mdsb-help{padding:24px 20px;gap:14px}.mdsb-pagination{gap:12px;font-size:14px}.mdsb-pagination a{padding:10px}.mdsb.mdsb h3{font-size:26px}}
@media(prefers-reduced-motion:reduce){.mdsb *{transition:none!important}}