:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#fff;--text:#1a1a1a;--muted:#555;--chart-bg:#fff;--chart-text:#1a1a1a;--axis-line:#ccc;font-family:system-ui,sans-serif}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#121212;--text:#f0f0f0;--muted:#aaa;--chart-bg:#1e1e1e;--chart-text:#f0f0f0;--axis-line:#444}body{background:var(--bg);max-width:960px;color:var(--text);margin:0 auto;padding:2rem 1.5rem 3rem;transition:background-color .2s,color .2s}.page-header{justify-content:space-between;align-items:center;gap:1rem;display:flex}h1{margin:0;font-size:1.75rem}#theme-toggle{border:1px solid var(--muted);color:var(--text);cursor:pointer;background:0 0;border-radius:999px;width:2.25rem;height:2.25rem;font-size:1.1rem;line-height:1}#status{color:var(--muted);margin:.5rem 0 1.5rem}.chart-container{background:var(--chart-bg);box-sizing:border-box;border-radius:12px;height:75vh;margin-top:2.5rem;padding:1rem .75rem .5rem;position:relative}.chart-container>div{width:100%;height:100%}