.library-shell{max-width:1340px;margin:auto;padding:24px 16px 60px}.library-hero{display:flex;justify-content:space-between;align-items:center;gap:24px;background:linear-gradient(115deg,#f3e6ff,#fff4d9);padding:32px;border:1px solid #e2caef;border-radius:28px;margin:22px 0}.library-hero h2{font-size:clamp(28px,4vw,43px);line-height:1.15;margin:14px 0}.library-hero p{font-size:17px;line-height:1.6;max-width:820px}.library-hero img{flex-shrink:0;object-fit:contain}.library-kicker{display:block;font-size:12px;letter-spacing:.07em;font-weight:800;color:#7730ab}.library-categories{display:flex;flex-wrap:wrap;gap:10px;margin:25px 0}.library-category{display:inline-flex;padding:10px 15px;border:1px solid #e1cdee;background:white;border-radius:30px;font-size:15px;font-weight:650;color:#653082;text-decoration:none}.library-category.selected{background:#7927db;color:#fff;border-color:#7927db}#library-filters{display:grid;grid-template-columns:1fr 2fr auto;gap:16px;align-items:end;margin:22px 0;padding:22px;border:1px solid #e5d7ee;border-radius:22px;background:#fff}#library-filters label{display:grid;gap:8px;font-size:16px;font-weight:650}.library-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:24px 0}.library-card{background:white;border:1px solid #e4d4ef;padding:25px;border-radius:24px;min-width:0;box-shadow:0 8px 25px #4e206009}.library-card h2{font-size:25px;line-height:1.25;margin:14px 0}.library-card p{font-size:16px;line-height:1.65;color:#706078}.library-card-icon{font-size:43px;display:block;color:#a050e6;margin-bottom:16px}.library-note,.library-bank{font-size:15px;line-height:1.7;color:#73617e}.header #main-navigation>a[href="/challenge-board"]{color:#7825cd;font-weight:800}@media(max-width:850px){.library-grid{grid-template-columns:repeat(2,minmax(0,1fr))}#library-filters{grid-template-columns:1fr 1fr}#library-filters>button{grid-column:1/-1}}@media(max-width:520px){.library-grid,#library-filters{grid-template-columns:1fr}.library-hero{padding:24px;gap:10px}.library-hero img{width:80px;height:110px}.library-shell{padding:18px 10px 40px}.library-card{padding:22px}.library-hero h2{font-size:29px}.library-category{padding:9px 13px}}