.chart-container{position:relative;width:100%;max-width:800px;margin:2rem auto;padding:1.5rem;background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px}.chart-container canvas{display:block;width:100%!important}.chart-title{text-align:center;margin-bottom:1rem;color:var(--text-primary);font-size:1.1rem;font-weight:600}.chart-caption{text-align:center;margin-top:1rem;color:var(--text-muted);font-size:.85rem;font-style:italic}[data-theme=dark] .chart-container{background:rgba(30,41,59,.6);border-color:#334155}@media (max-width:768px){.chart-container{padding:.75rem;margin:1.5rem -.75rem;max-width:none;width:calc(100% + 1.5rem);border-radius:0;border-left:none;border-right:none}.chart-title{font-size:1rem}.chart-caption{font-size:.8rem}}