:root{--bg: #0b1220;--panel: #121c2e;--line: #223049;--text: #e7edf7;--muted: #8fa1bd;--buy: #12c8a0;--sell: #ef4a5b;--accent: #f0b429}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;padding-bottom:env(safe-area-inset-bottom);overflow-x:hidden}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--panel);position:sticky;top:0;z-index:5}.brand{display:flex;align-items:center;gap:9px;font-size:16px;min-width:0}.brand span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.brand img{border-radius:6px}.brand b{color:var(--accent)}button.ghost{background:transparent;border:1px solid var(--line);color:var(--text);padding:8px 13px;border-radius:9px;font:inherit;font-weight:600;cursor:pointer;white-space:nowrap;flex:0 0 auto}button.ghost:hover{border-color:var(--accent)}button.ghost[data-on=true]{border-color:var(--buy);color:var(--buy)}button.ghost:disabled{opacity:.55;cursor:default}.controls{display:flex;flex-wrap:wrap;gap:12px;padding:12px 16px}.controls label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted);flex:1 1 140px;min-width:0}.controls select{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:9px;padding:9px 10px;font:inherit;width:100%;min-width:0}main{padding:0 16px 20px}#chart{height:62vh;min-height:340px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--panel)}.status{color:var(--muted);font-size:13px;padding:8px 2px 0}.panel{margin-top:18px}.panel h2{font-size:14px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin:0 0 8px}.signals{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.signals li{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);border-left-width:4px;border-radius:10px;padding:10px 12px;font-size:14px}.signals li.buy{border-left-color:var(--buy)}.signals li.sell{border-left-color:var(--sell)}.signals li.muted{color:var(--muted);border-left-color:var(--line)}.signals .dir{font-weight:700}.signals li.buy .dir{color:var(--buy)}.signals li.sell .dir{color:var(--sell)}.signals .when{margin-left:auto;color:var(--muted);font-size:12px;white-space:nowrap}footer{padding:6px 16px 24px}footer p{color:var(--muted);font-size:12px;margin:0;max-width:62ch}@media(max-width:480px){.controls label{flex:1 1 100%}#chart{height:48vh}.signals li{flex-wrap:wrap;row-gap:2px}.signals .when{margin-left:0;flex:1 1 100%}}