:root,[data-theme=light]{--bg-color: #fafafa;--text-primary: #111111;--text-secondary: #666666;--border-color: #eaeaea;--card-bg: #ffffff;--accent-color: #000000;--chart-color: #111111;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color-scheme:light}[data-theme=dark]{--bg-color: #000000;--text-primary: #ffffff;--text-secondary: #888888;--border-color: #222222;--card-bg: #0a0a0a;--accent-color: #ffffff;--chart-color: #ffffff;color-scheme:dark}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--bg-color: #000000;--text-primary: #ffffff;--text-secondary: #888888;--border-color: #222222;--card-bg: #0a0a0a;--accent-color: #ffffff;--chart-color: #ffffff;color-scheme:dark}}body{margin:0;background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;transition:background-color .15s ease,color .15s ease}.container{max-width:1200px;margin:0 auto;padding:2rem}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;border-bottom:1px solid var(--border-color);padding-bottom:1rem}.header-actions{display:flex;align-items:center;gap:1rem}.header h1{margin:0;font-size:1.25rem;font-weight:600;letter-spacing:-.025em}.select-dropdown{padding:.35rem 2rem .35rem .75rem;border-radius:6px;border:1px solid var(--border-color);background-color:var(--card-bg);color:var(--text-primary);outline:none;cursor:pointer;font-size:.875rem;font-family:inherit;font-weight:500;line-height:1.5;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url(data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23888888%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E);background-repeat:no-repeat;background-position:right .75rem top 50%;background-size:.65rem auto;transition:border-color .15s ease}.select-dropdown:hover,.select-dropdown:focus{border-color:var(--text-secondary)}.theme-toggle{background:none;border:1px solid var(--border-color);background-color:var(--card-bg);color:var(--text-primary);border-radius:6px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .15s ease}.theme-toggle:hover{background-color:var(--border-color)}.card{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:8px;padding:1.5rem;box-shadow:0 1px 3px #0000000d}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-bottom:2rem}.metric-item .label{font-size:.875rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;font-weight:600}.metric-item .value{font-size:2.25rem;font-weight:700;line-height:1;letter-spacing:-.025em}.chart-container{margin-top:2rem;height:300px}.data-table{width:100%;border-collapse:collapse;margin-top:1rem}.data-table th,.data-table td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--border-color)}.data-table th{font-size:.75rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.data-table tbody tr:last-child td{border-bottom:none}