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hsl(var(--border-subtle));background:hsl(var(--bg-surface-2));color:hsl(var(--text-primary));font-size:1.1rem;font-weight:700;text-transform:uppercase}.alphabet-filter-input[data-astro-cid-fwofmdp4]:focus{outline:none;border-color:hsl(var(--primary))}.btn-clear-alpha[data-astro-cid-fwofmdp4]{padding:0 1.25rem;height:48px;border-radius:var(--radius-md, 8px);background:hsl(var(--bg-surface-2));border:1px solid hsl(var(--border-subtle));color:hsl(var(--text-secondary));font-weight:600;cursor:pointer}.alphabet-quick-filters[data-astro-cid-fwofmdp4]{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}.filter-label[data-astro-cid-fwofmdp4]{font-size:.8125rem;font-weight:600;color:hsl(var(--text-secondary))}.alpha-pill[data-astro-cid-fwofmdp4]{padding:.3rem .75rem;border-radius:9999px;font-size:.8125rem;font-weight:600;border:1px solid hsl(var(--border-subtle));background:hsl(var(--bg-surface-2));color:hsl(var(--text-secondary));cursor:pointer;transition:all .15s 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1.25rem}.breadcrumb-list[data-astro-cid-v7dyawcs]{display:flex;align-items:center;gap:.5rem;list-style:none;padding:0;margin:0;font-size:.875rem}.crumb-link[data-astro-cid-v7dyawcs]{color:hsl(var(--text-secondary));text-decoration:none}.crumb-link[data-astro-cid-v7dyawcs]:hover{color:hsl(var(--primary));text-decoration:underline}.crumb-sep[data-astro-cid-v7dyawcs]{color:hsl(var(--border-subtle))}.crumb-current[data-astro-cid-v7dyawcs]{color:hsl(var(--text-primary));font-weight:600}.hub-header[data-astro-cid-v7dyawcs]{margin-bottom:2.5rem}.hub-badge[data-astro-cid-v7dyawcs]{display:inline-block;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:hsl(var(--primary));margin-bottom:.5rem}.hub-title[data-astro-cid-v7dyawcs]{font-size:clamp(1.75rem,3.5vw,2.5rem);font-weight:800;color:hsl(var(--text-primary));letter-spacing:-.02em;margin:0 0 .75rem}.hub-lead[data-astro-cid-v7dyawcs]{font-size:1.05rem;line-height:1.6;color:hsl(var(--text-secondary));max-width:48rem;margin:0}.letters-grid[data-astro-cid-v7dyawcs]{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem}.letter-card[data-astro-cid-v7dyawcs]{display:flex;align-items:center;gap:.75rem;padding:.75rem .875rem;background:hsl(var(--bg-surface-1));border:1px solid hsl(var(--border-subtle));border-radius:.75rem;text-decoration:none;transition:all var(--duration-fast) ease}.letter-card[data-astro-cid-v7dyawcs]:hover{border-color:hsl(var(--primary));transform:translateY(-2px);box-shadow:var(--shadow-sm)}.letter-tile[data-astro-cid-v7dyawcs]{width:2.5rem;height:2.5rem;background:hsl(var(--bg-surface-2));border:1px solid hsl(var(--border-subtle));border-radius:.5rem;display:flex;align-items:center;justify-content:center;position:relative;flex-shrink:0}.tile-char[data-astro-cid-v7dyawcs]{font-size:1.25rem;font-weight:800;color:hsl(var(--text-primary))}.tile-points[data-astro-cid-v7dyawcs]{position:absolute;bottom:2px;right:4px;font-size:.625rem;font-weight:700;color:hsl(var(--primary));font-family:var(--font-mono, monospace)}.letter-info[data-astro-cid-v7dyawcs]{display:flex;flex-direction:column;flex:1;min-width:0}.letter-name[data-astro-cid-v7dyawcs]{font-weight:700;font-size:.875rem;color:hsl(var(--text-primary))}.letter-freq[data-astro-cid-v7dyawcs]{font-size:.7rem;color:hsl(var(--text-secondary));font-family:var(--font-mono, monospace)}.card-arrow[data-astro-cid-v7dyawcs]{color:hsl(var(--text-secondary));font-size:.875rem;opacity:.6;transition:transform var(--duration-fast) ease}.letter-card[data-astro-cid-v7dyawcs]:hover .card-arrow[data-astro-cid-v7dyawcs]{opacity:1;color:hsl(var(--primary));transform:translate(3px)}.authority-prose[data-astro-cid-v7dyawcs]{line-height:1.7;color:hsl(var(--text-secondary));border-top:1px solid hsl(var(--border-subtle));padding-top:2rem}.authority-prose[data-astro-cid-v7dyawcs] h2[data-astro-cid-v7dyawcs]{font-size:1.35rem;font-weight:800;color:hsl(var(--text-primary));margin-bottom:1rem}.authority-prose[data-astro-cid-v7dyawcs] h3[data-astro-cid-v7dyawcs]{font-size:1.1rem;font-weight:700;color:hsl(var(--text-primary));margin-top:1.5rem;margin-bottom:.5rem}.conduit-box[data-astro-cid-v7dyawcs]{background:hsl(var(--bg-surface-1));border:1px solid hsl(var(--border-subtle));border-left:4px solid hsl(var(--primary));border-radius:.75rem;padding:1.5rem}.conduit-tag[data-astro-cid-v7dyawcs]{display:inline-block;font-size:.7rem;font-weight:700;text-transform:uppercase;color:hsl(var(--primary));margin-bottom:.35rem}.conduit-inner[data-astro-cid-v7dyawcs] h3[data-astro-cid-v7dyawcs]{margin:0 0 .5rem;font-size:1.125rem;color:hsl(var(--text-primary))}.conduit-inner[data-astro-cid-v7dyawcs] p[data-astro-cid-v7dyawcs]{margin:0 0 1rem;font-size:.9375rem;color:hsl(var(--text-secondary));line-height:1.5}.btn-conduit[data-astro-cid-v7dyawcs]{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:hsl(var(--primary));color:hsl(var(--text-inverted, 0 0% 100%));border-radius:.5rem;font-weight:600;font-size:.875rem;text-decoration:none;transition:background var(--duration-fast) ease}.btn-conduit[data-astro-cid-v7dyawcs]:hover{background:hsl(var(--primary-hover));text-decoration:none}