.index-nav{border-bottom:1px solid var(--border-light);background-color:var(--bg-surface);padding:1rem 0;position:-webkit-sticky;position:sticky;top:0;z-index:100}.index-nav-container{display:flex;justify-content:space-between;align-items:center}.index-back-link{display:inline-flex;align-items:center;gap:.5rem;font-size:.875rem;color:var(--text-secondary);transition:color .2s}.index-back-link:hover{color:var(--text-primary)}.index-logo{display:flex;align-items:center;gap:.5rem}.index-main{padding:3rem 1.5rem}.index-header{margin-bottom:2rem;max-width:800px}.index-title{font-size:2.5rem;margin-bottom:.5rem}.index-subtitle{color:var(--text-secondary);font-size:1.125rem;line-height:1.6}.index-filters-panel{margin-bottom:2rem}.filters-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;grid-gap:1.25rem;gap:1.25rem;align-items:end}@media (max-width:768px){.filters-grid{grid-template-columns:1fr}}.filter-group{display:flex;flex-direction:column;gap:.5rem}.filter-label{font-family:var(--font-sans);font-weight:500;font-size:.85rem;color:var(--text-secondary);display:flex;align-items:center;gap:.25rem}.results-count-container{margin-bottom:1.5rem;display:flex;justify-content:space-between;align-items:center}.schemes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));grid-gap:1.5rem;gap:1.5rem}.scheme-index-card{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:6px;padding:1.5rem;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 1px 3px rgba(0,0,0,.02);transition:transform .2s,box-shadow .2s,border-color .2s}.scheme-index-card:hover{transform:translateY(-2px);box-shadow:0 8px 20px -6px rgba(0,0,0,.05);border-color:var(--border-strong)}.card-header-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.level-badge{font-size:.75rem;font-weight:600;padding:.25rem .5rem;border-radius:4px}.level-badge.central{background-color:#EFF6FF;color:#1E40AF}.level-badge.state{background-color:#FDF2F8;color:#9D174D}.benefit-badge{font-size:.75rem;background-color:var(--bg-surface-alt);color:var(--text-secondary);padding:.25rem .5rem;border-radius:4px}.scheme-card-title{font-size:1.25rem;margin-bottom:.75rem;line-height:1.3}.title-abbrev{color:var(--text-secondary);font-weight:400;font-size:1rem}.scheme-card-desc{font-size:.875rem;line-height:1.5;flex-grow:1}.scheme-card-authority,.scheme-card-desc{color:var(--text-secondary);margin-bottom:1.25rem}.scheme-card-authority{font-size:.75rem;padding-top:.75rem;border-top:1px solid var(--border-light)}.scheme-card-footer{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-top:auto}.benefit-amount-desc{font-size:.8rem;font-weight:500;color:var(--brand-primary);max-width:60%;line-height:1.3}.card-view-btn{padding:.5rem .75rem;font-size:.875rem;flex-shrink:0}.index-empty-state{grid-column:1/-1;text-align:center;padding:5rem 2rem;background:var(--bg-surface);border:1px dashed var(--border-strong);border-radius:6px}.empty-title{margin-bottom:.5rem}.empty-desc{color:var(--text-secondary);margin-bottom:1.5rem}.index-loading-state{text-align:center;padding:5rem 0;color:var(--text-secondary)}.loader-spinner{display:inline-block;width:2.5rem;height:2.5rem;border-top:4px solid var(--border-light);border:4px solid var(--border-light);border-top-color:var(--brand-primary);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.index-error-state{background-color:var(--status-error-bg);border:1px solid var(--status-error);color:var(--status-error);padding:1.5rem;border-radius:6px;text-align:center;margin-bottom:2rem}