.subject-collections{--sc-surface:var(--cw-card,var(--p-surface,#fff));--sc-text:var(--cw-ink,var(--p-text,#22394a));--sc-muted:var(--cw-muted,var(--p-muted,#607284));--sc-line:var(--cw-border,var(--p-line,#dce3ed));color:var(--sc-text);min-width:0;margin:24px 0}.subject-collection-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:12px;display:flex}.subject-collection-heading h2{margin:7px 0;font-size:clamp(1.45rem,3vw,2rem);font-weight:800;line-height:1.2}.subject-eyebrow{letter-spacing:.08em;color:var(--sc-muted);align-items:center;gap:7px;font-size:11px;font-weight:700;display:flex}.subject-intro{color:var(--sc-muted);margin-bottom:18px;font-size:14px}.subject-tiles{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px;display:grid}.subject-collections .subject-tile{text-align:left;background:var(--sc-surface);border:1px solid var(--sc-line);min-height:105px;color:var(--sc-text);cursor:pointer;box-shadow:0 5px 18px color-mix(in srgb,var(--subject-color) 9%,transparent);border-radius:18px;align-items:center;gap:13px;padding:18px;transition:transform .18s,border-color .18s;display:flex;position:relative;overflow:hidden}.subject-tile:before{content:"";background:var(--subject-color);width:4px;position:absolute;top:0;bottom:0;left:0}.subject-collections .subject-tile:hover{border-color:var(--subject-color);transform:translateY(-3px)}.subject-symbol{width:52px;height:52px;color:var(--subject-color);background:color-mix(in srgb,var(--subject-color) 12%,var(--sc-surface));border-radius:15px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.subject-tile-copy{flex:1;gap:7px;min-width:0;display:grid}.subject-tile-copy strong{overflow-wrap:anywhere;font-size:16px;line-height:1.25}.subject-collections .subject-tile-copy small{color:var(--sc-muted);font-size:12px;line-height:1.45}.subject-tile-arrow{color:var(--sc-muted);flex-shrink:0}.subject-collections .subject-back,.learning-refresh{border:1px solid var(--sc-line,var(--p-line,#dce3ed));background:var(--sc-surface,var(--p-surface,#fff));min-height:44px;color:var(--sc-text,var(--p-text,#22394a));font:inherit;cursor:pointer;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:10px 14px;font-size:13px;font-weight:700;display:inline-flex}.subject-group{min-width:0;margin-top:24px}.subject-group-heading{border-bottom:1px solid var(--sc-line);align-items:center;gap:11px;margin-bottom:12px;padding:12px 0;display:flex}.subject-group-heading .subject-symbol{border-radius:12px;width:40px;height:40px}.subject-group-heading h3{flex:1;margin:0;font-size:18px;font-weight:800}.subject-group-heading>span:last-child{color:var(--sc-muted);font-size:12px}.subject-resource-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;display:grid}.learning-resource{border:1px solid var(--sc-line);background:var(--sc-surface);color:var(--sc-text);border-radius:17px;flex-direction:column;gap:11px;min-width:0;padding:20px;text-decoration:none;transition:border-color .18s,transform .18s;display:flex}.learning-resource:hover{border-color:var(--subject-color);transform:translateY(-2px)}.learning-resource h4{overflow-wrap:anywhere;margin:0;font-size:18px;font-weight:750;line-height:1.3}.learning-resource p{color:var(--sc-muted);margin:0;font-size:13px;line-height:1.6}.learning-resource-top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;font-size:11px;font-weight:700;display:flex}.learning-kind{color:var(--subject-color);align-items:center;gap:7px;display:flex}.learning-status{background:color-mix(in srgb,var(--subject-color) 9%,var(--sc-surface));color:var(--sc-text);border-radius:8px;padding:4px 8px}.learning-resource-meta{color:var(--sc-muted);align-items:center;gap:6px;font-size:12px;display:flex}.learning-resource-cta{align-items:center;gap:7px;margin-top:auto;padding-top:6px;font-size:13px;font-weight:700;display:flex}.learning-toolbar{justify-content:flex-end;margin-top:12px;display:flex}.student-learning-error{background:var(--p-surface,#fff);color:var(--p-text,#22394a);border:1px solid var(--p-line,#dce3ed);border-radius:14px;padding:18px}.subject-collections button:focus-visible{outline:3px solid var(--p-accent,#7955ee);outline-offset:3px}.learning-resource:focus-visible{outline:3px solid var(--p-accent,#7955ee);outline-offset:3px}.learning-refresh:disabled{opacity:.55;cursor:wait}@media (max-width:600px){.subject-tiles{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.subject-collections .subject-tile{flex-direction:column;align-items:flex-start;gap:11px;min-height:150px;padding:15px}.subject-tile-arrow{position:absolute;top:16px;right:12px}.subject-tile-copy strong{font-size:14px}.subject-collections .subject-tile-copy small{font-size:11px}.subject-collection-heading{flex-wrap:wrap;align-items:flex-start}.subject-resource-grid{grid-template-columns:minmax(0,1fr)}.subject-group-heading h3{font-size:16px}.subject-group-heading>span:last-child{white-space:nowrap}}@media (prefers-reduced-motion:reduce){.subject-tile,.learning-resource{transition:none}.subject-tile:hover,.learning-resource:hover{transform:none}}.quick-heading h2:has(svg){align-items:center;gap:10px;display:flex}.live-subject-rooms{gap:12px;display:grid}.subject-collections .subject-back:hover{background:var(--sc-surface);color:var(--sc-text);border-color:var(--p-accent,#7955ee)}