:root{
  --bg:#0c1018; --panel:#151b27; --panel2:#1b2230; --line:#26303f;
  --txt:#e7edf5; --mut:#8a97a8; --green:#19c37d; --red:#ff5d6c;
  --amber:#f5a623; --blue:#3b82f6; --accent:#4f8cff;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,Arial,sans-serif;background:var(--bg);color:var(--txt);font-size:13px}
h1,h3{font-weight:600}
.hidden{display:none!important}

/* ---------- login ---------- */
.login-bg{display:flex;align-items:center;justify-content:center;min-height:100vh;
  background:radial-gradient(1200px 600px at 50% -10%,#1b2840,#0c1018)}
.login-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;
  padding:34px 38px;width:360px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.brand{text-align:center;margin-bottom:22px}
.logo{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,#4f8cff,#19c37d);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px;margin:0 auto 12px}
.brand h1{font-size:19px}.sub{color:var(--mut);font-size:12px;margin-top:4px}
.login-card label{display:block;margin:14px 0 5px;color:var(--mut);font-size:12px}
.login-card input{width:100%;padding:11px;border-radius:9px;border:1px solid var(--line);
  background:var(--panel2);color:var(--txt);font-size:14px}
.login-card button{width:100%;margin-top:20px;padding:12px;border:0;border-radius:9px;
  background:linear-gradient(135deg,#4f8cff,#3b82f6);color:#fff;font-weight:600;cursor:pointer;font-size:14px}
.error{background:rgba(255,93,108,.15);color:var(--red);padding:9px;border-radius:8px;text-align:center;font-size:12px}
.foot{text-align:center;color:var(--mut);margin-top:18px;font-size:11px}

/* ---------- top bar ---------- */
.topbar{display:flex;align-items:center;gap:18px;background:var(--panel);
  border-bottom:1px solid var(--line);padding:9px 16px;position:sticky;top:0;z-index:20}
.brand-mini{font-weight:700;display:flex;align-items:center;gap:8px;white-space:nowrap}
.logo-sm{width:26px;height:26px;border-radius:7px;background:linear-gradient(135deg,#4f8cff,#19c37d);
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:800}
.indices{display:flex;gap:20px;flex:1;overflow:hidden}
.idx{display:flex;flex-direction:column;line-height:1.25}
.idx .nm{color:var(--mut);font-size:10px;letter-spacing:.4px}
.idx .vl{font-weight:700;font-size:14px}
.idx .ch{font-size:11px}
.topbar-right{display:flex;align-items:center;gap:10px}
.pill{background:var(--panel2);border:1px solid var(--line);padding:3px 9px;border-radius:20px;font-size:11px}
.user{color:var(--mut)}.logout{color:var(--accent);text-decoration:none;font-size:12px}

/* ---------- controls ---------- */
.controls{display:flex;align-items:center;gap:12px;padding:11px 16px;background:var(--panel2);
  border-bottom:1px solid var(--line);flex-wrap:wrap}
.btn{border:0;border-radius:8px;padding:8px 14px;font-weight:600;cursor:pointer;color:#fff;font-size:12px}
.btn-green{background:var(--green)}.btn-red{background:var(--red)}
.btn-amber{background:var(--amber);color:#1a1a1a}.btn-blue{background:var(--blue)}
.spacer{flex:1}
.stat{display:flex;flex-direction:column;align-items:flex-end;min-width:62px}
.stat label{color:var(--mut);font-size:10px}.stat b{font-size:14px}
.stat.big b{font-size:18px}
.inp{background:var(--panel);border:1px solid var(--line);color:var(--txt);border-radius:7px;padding:7px 9px;font-size:12px}
.switch{display:flex;align-items:center;gap:7px;cursor:pointer}
.switch em{font-style:normal;color:var(--mut);font-size:12px}
.switch input{display:none}
.slider{width:38px;height:20px;background:var(--line);border-radius:20px;position:relative;transition:.2s}
.slider::after{content:'';position:absolute;width:16px;height:16px;border-radius:50%;background:#fff;top:2px;left:2px;transition:.2s}
.switch input:checked+.slider{background:var(--green)}
.switch input:checked+.slider::after{left:20px}

.halt-banner{background:rgba(255,93,108,.18);color:var(--red);border:1px solid var(--red);
  padding:10px 16px;text-align:center;font-weight:600;margin:10px 16px;border-radius:8px}

/* ---------- settings ---------- */
.settings{margin:14px 16px}
.settings-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-top:12px}
.settings-grid label{display:block;color:var(--mut);font-size:11px;margin-bottom:4px}
.settings-grid .inp,.settings-grid input{width:100%}
.save-wrap{display:flex;align-items:flex-end}.save-wrap .btn{width:100%}

/* ---------- grid / cards ---------- */
.grid{display:grid;grid-template-columns:2fr 1fr;gap:14px;padding:0 16px 30px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px}
.col-wide{grid-column:1/2}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.tabs{display:flex;gap:6px}
.tab{background:var(--panel2);border:1px solid var(--line);color:var(--mut);border-radius:6px;padding:5px 10px;cursor:pointer;font-size:11px}
.tab.active{background:var(--accent);color:#fff;border-color:var(--accent)}

.table-wrap{max-height:430px;overflow:auto}
table{width:100%;border-collapse:collapse}
th{position:sticky;top:0;background:var(--panel2);color:var(--mut);font-size:11px;text-align:right;padding:8px 9px;font-weight:600;z-index:1}
th:first-child{text-align:left}
td{padding:7px 9px;border-bottom:1px solid var(--line);text-align:right;font-variant-numeric:tabular-nums}
td:first-child{text-align:left;font-weight:600}
tbody tr:hover{background:var(--panel2)}
.pos{color:var(--green)}.neg{color:var(--red)}
.badge{padding:2px 7px;border-radius:5px;font-size:10px;font-weight:700}
.b-LONG,.b-buy{background:rgba(25,195,125,.18);color:var(--green)}
.b-SHORT,.b-sell{background:rgba(255,93,108,.18);color:var(--red)}
.b-ARMED{background:rgba(245,166,35,.18);color:var(--amber)}
.b-ENTERED,.b-PARTIAL{background:rgba(79,140,255,.2);color:var(--accent)}
.b-CLOSED{background:rgba(138,151,168,.18);color:var(--mut)}
.b-SCANNING{color:var(--mut)}
.row-scan{background:rgba(79,140,255,.06)}
.mini td{padding:6px 8px;font-size:12px}
.mini td:first-child{font-weight:600}

.event-log{max-height:430px;overflow:auto;font-family:ui-monospace,Menlo,monospace;font-size:11px}
.event-log div{padding:4px 0;border-bottom:1px solid var(--line);color:var(--mut)}
.event-log .t{color:var(--accent)}

@media(max-width:1100px){.grid{grid-template-columns:1fr}.col-wide{grid-column:auto}}