:root{--bg: #070b09;--panel: #0f1612;--ink: #e7f2ea;--muted: #7d9588;--bid: #2ecc71;--ask: #e74c3c;--line: #1c2a22;--font: "Space Grotesk", system-ui, sans-serif;--mono: "IBM Plex Mono", monospace}*{box-sizing:border-box}body{margin:0;font-family:var(--font);color:var(--ink);background:radial-gradient(ellipse 70% 40% at 50% -10%,#143224,transparent),var(--bg);min-height:100vh}.shell{max-width:1000px;margin:0 auto;padding:1.25rem}header{display:flex;justify-content:space-between;align-items:end;margin-bottom:1.25rem}h1{margin:0;letter-spacing:-.03em}.tag{margin:.2rem 0 0;color:var(--muted)}.last{font-family:var(--mono);font-size:1.4rem}.grid{display:grid;grid-template-columns:1.2fr .8fr;gap:1rem}@media (max-width: 800px){.grid{grid-template-columns:1fr}}.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1rem}h2{margin:0 0 .75rem;font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.row{position:relative;display:grid;grid-template-columns:1fr 1fr;padding:.35rem .4rem;font-family:var(--mono);font-size:.85rem}.row .bar{position:absolute;inset:0 auto 0 0;opacity:.18;pointer-events:none}.ask .bar{background:var(--ask)}.bid .bar{background:var(--bid)}.ask .price{color:var(--ask)}.bid .price{color:var(--bid)}.qty{text-align:right}.spread{text-align:center;color:var(--muted);font-size:.75rem;padding:.4rem 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:.35rem 0}.form{display:grid;gap:.5rem;margin-bottom:1.25rem}input,select,button{font:inherit;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--ink);padding:.6rem .75rem}button{background:var(--bid);color:#04140a;border:none;font-weight:700;cursor:pointer}.tape{list-style:none;padding:0;margin:0;max-height:280px;overflow:auto}.tape li{display:flex;justify-content:space-between;font-family:var(--mono);font-size:.85rem;padding:.3rem 0;border-bottom:1px solid var(--line)}