.derivatives-page-container{max-width:1200px;margin:0 auto;padding:20px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.derivatives-page-container h2{margin:0;color:#333;font-size:1.5rem;font-weight:600}.heatmap-meta{display:flex;align-items:center;gap:12px;font-size:.85rem;color:#64748b}.heatmap-updated{display:inline-flex;align-items:center;background:#f8fafc;border:1px solid #cbd5e1;border-radius:6px;padding:6px 12px;box-shadow:0 1px 2px rgba(0,0,0,.05)}.category-box{margin-bottom:40px;background-color:#fff;padding:30px;border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,.1);border:1px solid #e2e8f0}.category-title{color:#1e293b;margin-top:0;margin-bottom:20px;font-size:1.5rem;font-weight:600}.derivatives-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:20px;gap:20px}.derivative-card{background:#fff;border-radius:8px;padding:20px;box-shadow:0 4px 12px rgba(0,0,0,.05);border:1px solid #eaeaea;transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column;min-width:0}.derivative-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.1)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;border-bottom:1px solid #f0f0f0;padding-bottom:12px}.card-title{font-size:.95rem;font-weight:600;color:#2c3e50;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;flex:1 1;margin:0 12px 0 0}.card-ticker{background:#f1f5f9;color:#475569;padding:4px 8px;border-radius:4px;font-size:.85rem;font-weight:500}.card-body{display:flex;flex-direction:column;gap:12px}.price-row{display:flex;align-items:baseline;gap:8px}.price-label{font-size:.95rem;color:#64748b;font-weight:500}.price-value{font-size:1.4rem;font-weight:700;color:#1e293b}.update-row{color:#64748b;font-size:.85rem;margin-top:auto;padding-top:12px;border-top:1px dashed #e2e8f0}.positive-change{color:#10b981}.negative-change,.positive-change{font-size:.95rem;font-weight:600;margin-left:8px}.negative-change{color:#ef4444}.neutral-change{color:#64748b;font-size:.95rem;font-weight:600;margin-left:8px}.sub-info-row{color:#94a3b8;font-size:.8rem;margin-left:20px;margin-top:-6px;margin-bottom:4px}@media (max-width:768px){.page-header{flex-direction:column;align-items:flex-start;gap:12px}.derivatives-grid{grid-template-columns:1fr;gap:12px}.category-box{padding:16px;margin-bottom:24px}.derivative-card{padding:12px}.price-label{font-size:.85rem}.price-value{font-size:1.2rem}.card-header{margin-bottom:12px;padding-bottom:8px}.category-title{font-size:1.25rem;margin-bottom:12px}}