:root{--bg-top: #e9ede7;--bg: #f6f7f4;--card: #ffffff;--border: #e4e7e0;--ink: #141a1a;--muted: #6b736e;--accent: #33484a;--accent-ink: #ffffff;--chip: #eef1ee;--pos: #2f8f5b;--neg: #c0483c;--serif: Georgia, "Times New Roman", serif;--sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}body{margin:0;font-family:var(--sans);color:var(--ink);background:linear-gradient(180deg,var(--bg-top),var(--bg) 260px);min-height:100vh;-webkit-font-smoothing:antialiased}.app{max-width:1180px;margin:0 auto;padding:28px 28px 72px}.topbar{display:flex;align-items:center;gap:22px;margin-bottom:34px;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:10px;color:var(--accent);font-family:var(--serif);font-weight:700;font-size:20px;letter-spacing:-.3px}.navtabs{display:flex;gap:6px;flex:1}.navtabs button{border:0;background:transparent;color:var(--muted);font-size:15px;font-weight:600;padding:9px 16px;border-radius:999px;cursor:pointer}.navtabs button:hover{background:var(--chip);color:var(--ink)}.navtabs button.on{background:var(--accent);color:var(--accent-ink)}.head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:30px;flex-wrap:wrap}h1{font-family:var(--serif);font-size:40px;line-height:1.05;margin:0 0 8px;font-weight:700;letter-spacing:-.5px}.sub{color:var(--muted);margin:0;font-size:16px}.btn{border:0;border-radius:12px;background:var(--accent);color:var(--accent-ink);font-weight:600;font-size:15px;padding:14px 22px;cursor:pointer;display:inline-flex;align-items:center;gap:10px;box-shadow:0 1px 2px #141a1a24}.btn:hover{filter:brightness(1.08)}.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--border);box-shadow:none;padding:10px 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4px}.muted{color:var(--muted)}.bars{display:flex;align-items:flex-end;gap:22px;height:220px;margin-top:26px}.bar{flex:1;display:flex;flex-direction:column;align-items:center;gap:12px}.bar .fill{width:100%;background:#6d8486;border-radius:10px 10px 0 0}.bar .d{font-size:12.5px;color:var(--muted)}.qa{display:flex;flex-direction:column;gap:12px;margin-top:16px}.qa a{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--border);border-radius:14px;padding:16px 18px;text-decoration:none;color:var(--ink);font-weight:600;cursor:pointer;background:#fff}.qa a:hover{background:#fafbf9}.qa .l{display:flex;align-items:center;gap:12px}.pill{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:6px 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14px}.qltplabel{font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.12em;margin-left:10px;vertical-align:middle}.qgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.qgrid>div{display:flex;flex-direction:column;gap:4px}.qgrid b{font-size:15px}.btn.sellbtn{background:var(--neg)}.sidechip{font-size:11.5px;font-weight:700;letter-spacing:.08em;padding:6px 10px;border-radius:8px;align-self:center}.sidechip.buy{background:#e7f4ec;color:var(--pos)}.sidechip.sell{background:#fbeceb;color:var(--neg)}.basketleg{font-weight:600;align-self:center;min-width:90px}.row input.lots{width:64px}.previewbox{border-top:1px solid var(--border);margin-top:14px;padding-top:6px}.previewbox .pv{padding:7px 0;font-size:14px}.previewbox .pv.total{border-top:1px dashed var(--border);margin-top:4px;font-size:15px}.statuschip{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:4px 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select{padding:10px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--ink);font-size:14px}.row input{width:110px}.loginwrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.logincard{width:100%;max-width:360px;text-align:center;padding:32px 28px}.loginico{width:56px;height:56px;border-radius:16px;background:var(--chip);color:var(--accent);display:grid;place-items:center;margin:0 auto 16px}.xbtn{padding:8px 12px;font-size:18px;line-height:1}.logincard .loginh{font-family:var(--serif);font-size:28px;margin:0 0 4px;letter-spacing:-.3px}.logincard input{width:100%;padding:12px 14px;margin:18px 0 10px;border:1px solid var(--border);border-radius:12px;font-size:15px;background:#fff;color:var(--ink)}.logincard input:focus{outline:none;border-color:var(--accent)}.logincard .btn{width:100%;justify-content:center}.loginerr{margin-top:12px;font-size:14px}