:root{--bg: #0a0c14;--panel: #141824;--line: #252c40;--txt: #e9edf7;--dim: #98a1b9;--up: #f2565f;--down: #6ea8fe;--accent: #7c8cff}*{box-sizing:border-box;margin:0}body{background:var(--bg);color:var(--txt);font:14px/1.5 Segoe UI,system-ui,sans-serif}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line)}.brand{font-size:20px;font-weight:800;color:var(--accent)}.brand span{font-size:13px;font-weight:500;color:var(--dim)}.conn{font-size:12.5px;color:var(--dim)}.conn.on{color:#2ecb8f}.empty{padding:60px 20px;text-align:center;color:var(--dim)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:16px;padding:20px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px}.card-head{display:flex;align-items:baseline;justify-content:space-between}.card-head h2{font-size:16px}.ticker{color:var(--dim);font-size:12.5px}.metrics{display:flex;gap:14px;margin:12px 0;flex-wrap:wrap}.metric{display:flex;flex-direction:column;gap:2px}.metric label{font-size:11.5px;color:var(--dim)}.metric b{font-size:16px;font-variant-numeric:tabular-nums}.metric.up b{color:var(--up)}.metric.down b{color:var(--down)}.chart{max-width:420px;margin:0 auto}.foot{margin-top:10px;font-size:11.5px;color:var(--dim);text-align:center}.disclaim{padding:16px 20px;color:var(--dim);font-size:12px;text-align:center}@media (max-width: 640px){.grid{padding:12px;grid-template-columns:1fr}}