.search-section-wrap{width:100%;position:relative}.search-input-wrap{border:1px solid var(--color-hairline-strong);background:#fff;border-radius:14px;align-items:center;gap:12px;padding:12px 16px;transition:border-color .15s,box-shadow .15s;display:flex;box-shadow:0 2px 4px #0f172a08}.search-input-wrap:focus-within{border-color:var(--color-ink);box-shadow:0 0 0 3px #0f172a14}.search-icon{color:var(--color-ink-muted);flex-shrink:0}.search-input-wrap input{width:100%;color:var(--color-ink);background:0 0;border:none;outline:none;font-family:inherit;font-size:15px}.search-input-wrap input::-webkit-search-cancel-button{appearance:none}.search-input-wrap input::-webkit-search-decoration{appearance:none}.search-input-wrap input::placeholder{color:var(--color-ink-muted);font-size:14px}.typeahead-dropdown{border:1px solid var(--color-hairline);z-index:50;background:#fff;border-radius:14px;max-height:380px;position:absolute;top:calc(100% + 6px);left:0;right:0;overflow:hidden auto;box-shadow:0 10px 25px -5px #0000001a,0 8px 10px -6px #0000000d}.typeahead-list{flex-direction:column;display:flex}.typeahead-item{border-bottom:1px solid var(--color-hairline);flex-direction:column;gap:4px;padding:12px 16px;text-decoration:none;transition:background-color .12s;display:flex}.typeahead-item:last-child{border-bottom:none}.typeahead-item:hover{background-color:var(--color-sunken)}.typeahead-code{font-family:var(--font-mono);background:var(--color-sunken);border:1px solid var(--color-hairline);color:var(--color-ink);border-radius:4px;padding:2px 6px;font-size:11px;font-weight:700}.typeahead-title{color:var(--color-ink);font-size:14px;font-weight:600}.typeahead-meta{color:var(--color-ink-muted);font-variant-numeric:tabular-nums;align-items:center;gap:6px;font-size:11px;display:flex}.branch-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px;display:grid}.branch-card{border:1px solid var(--color-hairline);color:inherit;background:#fff;border-radius:16px;flex-direction:column;gap:10px;padding:18px;text-decoration:none;transition:transform .15s,box-shadow .15s,border-color .15s;display:flex}a.branch-card{cursor:pointer}a.branch-card:hover{border-color:var(--color-hairline-strong);box-shadow:var(--shadow-soft);transform:translateY(-2px)}a.branch-card:focus-visible{outline:2px solid var(--color-link);outline-offset:2px}.branch-card-curation{cursor:default;background:#fafafa;border-style:dashed}.branch-badge{letter-spacing:.04em;background:var(--color-sunken);border:1px solid var(--color-hairline);color:var(--color-ink);border-radius:9999px;padding:2px 8px;font-size:11px;font-weight:700}.branch-status-live{color:#047857;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:9999px;padding:2px 8px;font-size:11px;font-weight:600}.branch-status-curation{color:#92400e;background:#fef3c7;border:1px solid #fde68a;border-radius:9999px;padding:2px 8px;font-size:11px;font-weight:600}.branch-card-link{color:var(--color-ink);white-space:nowrap;align-items:center;gap:6px;font-size:13px;font-weight:600;transition:color .15s;display:inline-flex}a.branch-card:hover .branch-card-link{color:var(--color-link)}.branch-arrow{transition:transform .15s}a.branch-card:hover .branch-arrow{transform:translate(3px)}.sem-filter-scroller{scrollbar-width:none;align-items:center;gap:6px;display:flex;overflow-x:auto}.sem-filter-scroller::-webkit-scrollbar{display:none}.sem-pill{border:1px solid var(--color-hairline);color:var(--color-ink-secondary);cursor:pointer;background:#fff;border-radius:9999px;padding:5px 12px;font-family:inherit;font-size:12px;font-weight:600;transition:all .15s}.sem-pill:hover{border-color:var(--color-hairline-strong);color:var(--color-ink)}.sem-pill.active{background:var(--color-ink);color:#fff;border-color:var(--color-ink)}.pagination-link-btn:hover{transform:translateY(-.5px);border-color:var(--color-hairline-strong)!important;background:var(--color-sunken)!important}@media (width<=640px){.branch-grid,.subject-hubs-grid{grid-template-columns:1fr}}.subject-hubs-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:10px;display:grid}.subject-hub-card{border:1px solid var(--color-hairline);background:#fff;border-radius:12px;align-items:center;gap:12px;padding:12px 14px;text-decoration:none;transition:all .15s;display:flex}.subject-hub-card:hover{border-color:var(--color-hairline-strong);background:var(--color-sunken);transform:translateY(-1px);box-shadow:0 2px 8px #0f172a0a}.subject-hub-card:hover .hub-card-arrow{color:var(--color-link);transform:translate(3px)}.hub-card-code{font-family:var(--font-mono);color:var(--color-link);background:#eff6ff;border:1px solid #1d4ed833;border-radius:7px;flex-shrink:0;padding:4px 7px;font-size:11.5px;font-weight:800;line-height:1}.hub-card-info{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.hub-card-name{color:var(--color-ink);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:700;overflow:hidden}.hub-card-meta{color:var(--color-ink-muted);font-size:11.5px}.hub-card-arrow{color:var(--color-ink-faint);flex-shrink:0;transition:transform .15s,color .15s}.de-banner-card{background:linear-gradient(135deg,#f8fafc 0%,#eff6ff 100%);border:1.5px solid #bfdbfe;border-radius:16px;align-items:center;gap:20px;padding:20px 24px;text-decoration:none;transition:all .2s;display:flex;box-shadow:0 2px 10px #2563eb0f}.de-banner-card:hover{border-color:#3b82f6;transform:translateY(-2px);box-shadow:0 8px 24px #2563eb1f}.de-banner-icon{background:#dbeafe;border:1px solid #bfdbfe;border-radius:14px;flex-shrink:0;justify-content:center;align-items:center;width:52px;height:52px;font-size:26px;display:flex}.de-banner-content{flex:1;min-width:0}.de-banner-tag{letter-spacing:.8px;text-transform:uppercase;color:#1d4ed8;margin-bottom:4px;font-size:11px;font-weight:800}.de-banner-title{font-family:var(--font-display);color:#0f172a;margin-bottom:4px;font-size:18px;font-weight:800;line-height:1.3}.de-banner-desc{color:#475569;font-size:13px;line-height:1.5}.de-banner-btn{color:#fff;background:#1e40af;border-radius:10px;flex-shrink:0;align-items:center;gap:6px;padding:10px 16px;font-size:13px;font-weight:700;transition:background .15s;display:inline-flex}.de-banner-card:hover .de-banner-btn{background:#1d4ed8}@media (width<=768px){.de-banner-card{flex-direction:column;align-items:flex-start;gap:14px;padding:18px}.de-banner-btn{justify-content:center;width:100%}}