.lesson-jump{display:block;margin:1rem 0;font-size:1rem}.lesson-jump select{display:block;width:100%;max-width:100%;padding:.75rem;font:inherit;color:#202738;background:#fff;border:1px solid #87838e;border-radius:8px}
.learning-resources{margin:1.25rem 0;padding:1rem;border-radius:18px;background:#f7f5ff;color:#202738;border:2px solid #c9bcfa}
.learning-resources summary,.handbook-page summary{cursor:pointer;font-weight:700;line-height:1.6;padding:.75rem 0}
.learning-resources p,.handbook-page p,.learning-resources li,.handbook-page li{font-size:1.05rem;line-height:1.9}
.learning-resources li,.handbook-page li{margin-bottom:.55rem}
.resource-article{margin:1rem 0;padding:1.2rem;background:white;border:1px solid #d6d9e1;border-radius:12px;color:#202738}
.resource-article h3{font-size:1.3rem}.resource-article h4{font-size:1.1rem;margin-bottom:.5rem}
.resource-article a,.learning-resources a,.handbook-page a{color:#4324a6;text-decoration:underline;text-underline-offset:3px}
.resource-text{white-space:pre-wrap;overflow-wrap:anywhere;background:#edf3ff;color:#182540;padding:1rem;border-radius:10px;font-family:inherit;line-height:1.9;font-size:1rem;max-width:100%}
.resource-field{display:block;font-weight:600;margin:1rem 0}
.resource-field textarea{display:block;width:100%;box-sizing:border-box;min-height:90px;margin-top:.4rem;font:inherit;line-height:1.65;color:#202738;background:white;border:1px solid #777c8b;border-radius:8px;padding:.75rem;resize:vertical}
.learning-resources button,.handbook-page button{font:inherit;min-height:44px;padding:.65rem 1rem;background:#4b2eb9;color:white;border:0;border-radius:8px;cursor:pointer}
.learning-resources button:focus-visible,.handbook-page button:focus-visible,.resource-field textarea:focus-visible{outline:3px solid #f3a321;outline-offset:3px}
.resource-status{font-size:.95rem;color:#394351}
.handbook-page{margin:0;background:#f6f4ee;color:#202738;font-family:"Microsoft JhengHei",system-ui,sans-serif}
.handbook-page header{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1rem;background:#fff;border-bottom:1px solid #d6d9e1}
.handbook-page main{max-width:960px;margin:auto;padding:1.25rem}.handbook-page nav{line-height:2.2}
.handbook-page h1{font-size:clamp(1.8rem,5vw,2.8rem)}.handbook-page h2{margin-top:2rem}
@media(max-width:600px){.resource-article{padding:.85rem}.learning-resources{padding:.75rem}.handbook-page main{padding:1rem} .resource-text{font-size:1rem}}
@media print{.handbook-page header,button{display:none!important}.handbook-page{background:white}.resource-article{break-inside:auto;border:1px solid #bbb}.resource-field textarea{min-height:110px}details{display:block}pre{white-space:pre-wrap}.resource-status{display:none}}