:root {
  --bg: #0a0d13;
  --panel: #141925;
  --panel-2: #1b2231;
  --line: #232b3d;
  --line-soft: #1c2333;
  --text: #e3e8f2;
  --muted: #818ba6;
  --green: #2bd576;
  --green-dim: #123726;
  --red: #f0506e;
  --amber: #f5a623;
  --accent: #5b8def;
  --radius: 14px;
  --maxw: 1180px;
}

* { box-sizing: border-box; }

html { scrollbar-color: #2a3346 var(--bg); }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(91, 141, 239, 0.08), transparent 60%),
    var(--bg);
  color: var(--text);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

/* Center every full-width band's content to --maxw without losing full-bleed backgrounds. */
.pad { padding-inline: max(24px, calc((100% - var(--maxw)) / 2)); }

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px max(24px, calc((100% - var(--maxw)) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(15, 19, 28, 0.85);
  backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: center; gap: 11px; }
.logo { color: var(--accent); font-size: 20px; filter: drop-shadow(0 0 8px rgba(91,141,239,.5)); }
header h1 { font-size: 15px; margin: 0; font-weight: 650; letter-spacing: 0.2px; }
.muted { color: var(--muted); font-weight: 400; }

.status { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.pill {
  background: var(--panel-2); border: 1px solid var(--line);
  padding: 4px 11px; border-radius: 999px; font-size: 11.5px; color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.pill.ok { color: var(--green); border-color: rgba(43,213,118,.35); background: rgba(43,213,118,.08); }
.pill.bad { color: var(--red); border-color: rgba(240,80,110,.35); }

.logout-btn {
  background: transparent; border: 1px solid var(--line); color: var(--muted);
  padding: 5px 12px; border-radius: 999px; font-size: 11.5px; cursor: pointer;
  transition: 0.15s;
}
.logout-btn:hover { color: var(--text); border-color: var(--accent); }

/* ---- Controls ---- */
.controls {
  display: flex; gap: 28px; flex-wrap: wrap; align-items: flex-end;
  padding: 18px max(24px, calc((100% - var(--maxw)) / 2));
  border-bottom: 1px solid var(--line-soft);
}
.control { display: flex; flex-direction: column; gap: 7px; }
.control > label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; }
.control .row { display: flex; align-items: center; gap: 10px; }
.control input[type="range"] { width: 210px; accent-color: var(--accent); }
.control input[type="number"] {
  width: 84px; background: var(--panel-2); border: 1px solid var(--line);
  color: var(--text); padding: 7px 9px; border-radius: 8px; font-size: 13px;
}
.control input[type="number"]:focus { outline: none; border-color: var(--accent); }
#threshold-val { font-variant-numeric: tabular-nums; color: var(--text); min-width: 46px; font-weight: 600; }
#edge-hint { color: var(--muted); font-size: 11px; }

.switch { position: relative; display: inline-block; width: 44px; height: 24px; }
.switch input { display: none; }
.slider {
  position: absolute; cursor: pointer; inset: 0; background: var(--panel-2);
  border: 1px solid var(--line); border-radius: 999px; transition: 0.2s;
}
.slider:before {
  content: ""; position: absolute; height: 16px; width: 16px; left: 3px; top: 3px;
  background: var(--muted); border-radius: 50%; transition: 0.2s;
}
.switch input:checked + .slider { background: rgba(43,213,118,.18); border-color: var(--green); }
.switch input:checked + .slider:before { transform: translateX(20px); background: var(--green); }

/* ---- P&L metrics ---- */
.pnl {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px;
  padding: 20px max(24px, calc((100% - var(--maxw)) / 2));
}
.metric {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; display: flex; flex-direction: column; gap: 5px;
}
.m-label { font-size: 10.5px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.6px;
  display: flex; align-items: center; gap: 6px; }
.m-label img { width: 14px; height: 14px; border-radius: 4px; }
.m-val { font-size: 22px; font-variant-numeric: tabular-nums; font-weight: 600; }
.m-val.pos { color: var(--green); }
.m-val.neg { color: var(--red); }
.m-sub { font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; min-height: 13px; }
.metric.venue { border-color: rgba(91,141,239,.25); }

/* ---- Main panels ---- */
main {
  padding: 6px max(24px, calc((100% - var(--maxw)) / 2)) 28px;
  display: grid; gap: 18px;
}
.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 20px;
}
.panel h2 { font-size: 13.5px; margin: 0 0 14px; font-weight: 650; letter-spacing: .2px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: right; padding: 9px 12px; white-space: nowrap; }
th:first-child, td:first-child { text-align: left; padding-left: 6px; }
th { color: var(--muted); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .4px; }
thead tr { border-bottom: 1px solid var(--line); }
tbody tr { border-bottom: 1px solid var(--line-soft); }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--panel-2); }
.cost-good { color: var(--green); font-weight: 650; }
.cost-bad { color: var(--muted); }
td.coin { font-weight: 650; }

/* Coin icons + venue header marks */
.coin-name { display: inline-flex; align-items: center; gap: 8px; }
.coin-ic { width: 19px; height: 19px; border-radius: 50%; flex: none; }
.vh { display: inline-flex; align-items: center; gap: 5px; justify-content: flex-end; }
.vh img { width: 17px; height: 17px; border-radius: 5px; }
.vh .arr { font-style: normal; font-size: 10px; line-height: 1; }
.arr.up { color: var(--green); }
.arr.down { color: var(--red); }
.row-arb { background: rgba(43, 213, 118, 0.06); }
.row-arb:hover { background: rgba(43, 213, 118, 0.1); }

/* ---- Opportunities ---- */
.opps { display: flex; flex-direction: column; gap: 10px; }
.opp {
  border: 1px solid rgba(43,213,118,.3); background: rgba(43, 213, 118, 0.05);
  border-radius: 12px; padding: 13px 16px; display: flex; justify-content: space-between;
  align-items: center; gap: 12px; animation: flash 0.9s ease-out;
}
@keyframes flash { from { background: rgba(43, 213, 118, 0.26); } to { background: rgba(43, 213, 118, 0.05); } }
.opp .left { display: flex; flex-direction: column; gap: 4px; }
.opp .title { font-weight: 650; }
.opp .legs { color: var(--muted); font-size: 12px; }
.opp .right { text-align: right; }
.opp .edge { color: var(--green); font-size: 19px; font-weight: 750; }
.opp .sub { color: var(--muted); font-size: 12px; }
.badge {
  display: inline-block; font-size: 9.5px; padding: 2px 7px; border-radius: 5px;
  background: rgba(245,166,35,.12); border: 1px solid rgba(245,166,35,.3); color: var(--amber);
  margin-left: 7px; text-transform: uppercase; letter-spacing: .3px; vertical-align: middle;
}
.empty { color: var(--muted); padding: 10px 4px; font-size: 13px; }

footer {
  padding: 18px max(24px, calc((100% - var(--maxw)) / 2)) 40px;
  font-size: 12px; color: var(--muted); border-top: 1px solid var(--line-soft);
}

/* ---- Login page ---- */
.login-body {
  display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 24px;
}
.login-card {
  width: 100%; max-width: 360px;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line); border-radius: 16px; padding: 30px 28px;
  display: flex; flex-direction: column; gap: 9px;
  box-shadow: 0 24px 60px rgba(0,0,0,.45);
}
.login-brand { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
.login-card h1 { font-size: 20px; margin: 10px 0 0; font-weight: 700; }
.login-sub { margin: 0 0 14px; color: var(--muted); font-size: 13px; }
.login-card label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; margin-top: 6px; }
.login-card input {
  background: var(--bg); border: 1px solid var(--line); color: var(--text);
  padding: 11px 13px; border-radius: 9px; font-size: 14px;
}
.login-card input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(91,141,239,.15); }
.login-card button {
  margin-top: 18px; background: var(--accent); border: none; color: #fff;
  padding: 12px; border-radius: 9px; font-size: 14px; font-weight: 600; cursor: pointer;
  transition: 0.15s;
}
.login-card button:hover { filter: brightness(1.08); }
.login-card button:disabled { opacity: .6; cursor: default; }
.login-error { color: var(--red); font-size: 12.5px; min-height: 16px; margin-top: 10px; text-align: center; }