.resource-nav{display:flex;flex-wrap:wrap;gap:10px;background:#fffffff5;border-radius:14px;padding:12px;margin-bottom:24px}.resource-nav a{padding:8px 12px;text-decoration:none}.book-card{display:grid;grid-template-columns:170px 1fr;gap:28px;align-items:start}.book-card img{width:100%;height:230px;object-fit:contain;object-position:top;background:#edf0ed;border-radius:8px}.resource-pdf{display:block;width:100%;height:80vh;min-height:550px;border:1px solid #c5d6d0;background:#f6f8f6}.reader-controls{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:20px 0}.reader-controls label{display:flex;align-items:center;gap:8px}.reader-controls input{width:90px}.reader-controls input,.reader-controls button{font:inherit;color:#214b52;border:1px solid #a4bdb3;border-radius:8px;padding:10px;background:white}.reader-controls button{cursor:pointer;background:#eaf2ee}.reader-controls button:disabled{opacity:.5;cursor:default}.mcm-panel pre{max-width:100%;overflow:auto;background:#173c43;color:#edf7f1;border-radius:12px;padding:20px;font-size:.85rem;line-height:1.8;white-space:pre}.mcm-panel details{margin:20px 0;min-width:0}.mcm-panel summary{cursor:pointer;padding:12px;background:#eff4f0;border-radius:8px}.mcm-panel li{margin:10px 0}.book-card>div{min-width:0}.reader-controls a{overflow-wrap:anywhere}@media(max-width:600px){.book-card{grid-template-columns:90px 1fr;gap:16px}.book-card img{height:135px}.book-card h2{font-size:1.2rem}.resource-pdf{min-height:420px}.mcm-panel pre{padding:14px}.reader-controls{gap:8px}.reader-controls button{font-size:.85rem}.resource-nav a{padding:8px;font-size:.9rem}}