/* Update 24 — Reading Grades 7–10 + Materials Library */
.rw24-accent-7 .rw5-hero{background:linear-gradient(135deg,#ece7f2,#e6eee8)}
.rw24-accent-8 .rw5-hero{background:linear-gradient(135deg,#e5edf2,#efe8dc)}
.rw24-accent-9 .rw5-hero{background:linear-gradient(135deg,#eee4dc,#e4ece5)}
.rw24-accent-10 .rw5-hero{background:linear-gradient(135deg,#e7e4df,#e3eaf0)}
.rw24-lines .rw24-line{display:grid;grid-template-columns:54px minmax(0,1fr);gap:12px;padding:9px 0;border-bottom:1px solid rgba(90,76,60,.10)}
.rw24-lines .rw24-line:last-child{border-bottom:0}.rw24-lno{font-size:.72rem;font-weight:900;color:var(--terracotta-dark);padding-top:3px}
.rw24-article .rw5-body{font-family:Georgia,'Times New Roman',serif}.rw24-article .rw24-line:first-child{font-weight:700}
.rw24-letter .rw5-body{background:#fffdf9;border:1px solid #ded2c3;border-radius:16px;padding:22px}
.rw24-diary .rw5-body{background:#fffdf8;border-left:6px solid #aa8b6c;padding:20px;border-radius:14px}
.rw24-song .rw5-body,.rw24-poem .rw5-body{text-align:center;font-family:Georgia,'Times New Roman',serif;font-style:italic}
.rw24-script .rw5-body{background:#f8f3ea}.rw24-panel{border:1px solid #d9cdbf;border-radius:14px;padding:12px;margin-bottom:10px;background:#fff}
.rw24-doc .rw5-body{background:#faf8f4;border:1px solid #d8d0c5;border-radius:14px;padding:18px}
.rw24-stats{background:#eef1e8;border-left:5px solid var(--olive);padding:12px 14px;border-radius:12px;margin:10px 0}
.rw24-workbook-pages{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 12px}.rw24-workbook-pages span{padding:5px 9px;border-radius:999px;background:#f0e8dc;border:1px solid #ddcfbe;font-size:.8rem;font-weight:800}
.rw24-material-menu .world-option strong{display:block}.rw24-material-menu .world-option em{font-style:normal;color:var(--muted)}
.mat24-hub-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.mat24-hub-card{min-height:210px;display:flex;flex-direction:column}.mat24-hub-card .mat24-icon{font-size:2rem}.mat24-hub-card h3{margin:10px 0 6px}.mat24-hub-card .mat24-go{margin-top:auto;font-weight:900;color:var(--terracotta-dark)}
.mat24-selector-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.mat24-item-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.mat24-card{display:flex;flex-direction:column;gap:9px}.mat24-card h3{margin:0}.mat24-card .material-actions{margin-top:auto}
.mat24-filter{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px}.mat24-filter a{padding:8px 11px;border-radius:999px;background:#f1eadf;border:1px solid #ddd0bf;text-decoration:none;font-weight:800;font-size:.84rem}
.mat24-empty{padding:28px;text-align:center;background:#fffaf3;border:1px solid var(--line);border-radius:20px}
@media(max-width:1050px){.mat24-hub-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.mat24-selector-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.mat24-hub-grid,.mat24-selector-grid,.mat24-item-grid{grid-template-columns:1fr}.rw24-lines .rw24-line{grid-template-columns:44px minmax(0,1fr)}}