.app-navigation{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;border:1px solid #d8d2e1;background:#fff;border-radius:12px;padding:6px;margin:0 0 24px}
.app-navigation a{min-height:48px;display:flex;align-items:center;justify-content:center;text-align:center;padding:10px 12px;text-decoration:none;color:#4d3a60;font-size:14px;font-weight:700;line-height:1.4;border-radius:8px}
.app-navigation a[aria-current]{background:#3400d0;color:#fff}
.app-navigation a:hover{box-shadow:inset 0 0 0 1px #3400d0}
.section-intro{font-size:16px;line-height:1.65;max-width:720px;color:#5c5668;margin:14px 0 0}
.reference-search{background:#fff;border:1px solid #dedce7;border-top:4px solid #3400d0;border-radius:12px;padding:24px}
.reference-search>label{font-size:16px;font-weight:700;display:block;margin-bottom:9px}
.reference-search input[type=search]{width:100%;min-height:52px;padding:12px 14px;font:400 16px Arial;border:1px solid #aaa0b7;border-radius:8px;background:#fff;color:#333333}
.reference-search fieldset{border:0;padding:0;margin:20px 0 0}
.reference-search legend{font-weight:700;font-size:14px;margin-bottom:10px}
.search-filters{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:14px}
.search-filters label{display:flex;align-items:center;min-height:44px;gap:7px;cursor:pointer}
.search-filters input{accent-color:#3400d0;width:18px;height:18px}
#reference-count{font-size:14px;font-weight:700;margin:18px 0 8px}
.reference-date,.reference-note{font-size:14px;line-height:1.6;color:#655c72;margin:8px 0}
.reference-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0}
.reference-result{background:#fff;border:1px solid #dedce7;border-radius:10px;padding:20px;min-width:0}
.resource-category{display:block;font-size:14px;font-weight:700;color:#3400d0;line-height:1.4;margin-bottom:10px}
.reference-result h2{font-size:18px;line-height:1.4;margin:0 0 8px;overflow-wrap:anywhere}
.reference-result h2 a{text-decoration:underline;text-underline-offset:3px}
.reference-result p{font-size:14px;line-height:1.6;color:#655c72;margin:0}
.resource-button{border:0;background:#3400d0;color:#fff;font:700 16px Arial;min-height:48px;padding:13px 20px;border-radius:8px;cursor:pointer}
.reference-empty{padding:22px;border:1px solid #dedce7;border-radius:10px;font-size:16px;line-height:1.6;background:#fff}
.reference-empty a{display:block;color:#3400d0;padding:8px 0}
.learning-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.learning-card{display:flex;flex-direction:column;min-width:0;background:#fff;border:1px solid #dedce7;border-radius:12px;padding:26px}
.learning-card h2{font-size:23px;line-height:1.3;letter-spacing:-.4px;margin:0 0 14px;overflow-wrap:anywhere}
.learning-card p{font-size:16px;line-height:1.65;color:#5c5668;margin:0 0 22px}
.learning-card a{font-size:14px;line-height:1.6;font-weight:700;color:#3400d0;margin-top:auto;min-height:44px;display:flex;align-items:center}
.library-links{display:flex;flex-wrap:wrap;gap:12px 22px;margin:24px 0;font-size:14px;line-height:1.6}
.library-links a{color:#3400d0;min-height:44px;display:flex;align-items:center}
.app-panel .heading h1{font-size:clamp(28px,4vw,40px);letter-spacing:-1px;overflow-wrap:anywhere}
@media(max-width:680px){header{align-items:flex-start;flex-wrap:wrap;gap:10px}.main-site-link{font-size:14px!important;max-width:none!important;text-align:left}.app-navigation{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.app-navigation a{padding:10px 6px;font-size:14px}.reference-results,.learning-grid{grid-template-columns:1fr}.reference-search{padding:20px}.learning-card{padding:22px}.library-links{display:grid;gap:6px}}

.quote-return{margin:20px 0 28px;padding:16px 20px;border:1px solid #d8c6ed;border-radius:12px;background:#f6f0fc;display:flex;align-items:center;gap:20px}.quote-return a{font-weight:800;color:#3400d0;white-space:nowrap;text-underline-offset:4px}.quote-return p{margin:0;color:#51485f;font-size:14px;line-height:1.5}@media(max-width:680px){.quote-return{align-items:flex-start;flex-direction:column;gap:8px}}