:root {
  --bg: #0a0e14;
  --panel: #10151d;
  --panel-2: #161d27;
  --border: #232c38;
  --border-soft: #1a212b;
  --text: #e8edf3;
  --text-dim: #8b98a8;
  --text-faint: #57647a;
  --up: #2fd18c;
  --up-dim: #1a4a3a;
  --down: #ff5c72;
  --down-dim: #4a1f28;
  --accent: #4d8dff;
  --accent-dim: #1c2b4a;
  --warn: #f5a623;
  --radius: 10px;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --sans: "Inter", -apple-system, Segoe UI, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
}

.boot-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  color: var(--text-dim);
  font: 14px Arial, sans-serif;
}

button {
  font-family: inherit;
  cursor: pointer;
}

input, select, button {
  font-size: 13px;
}

a { color: var(--accent); }

::selection { background: var(--accent-dim); }

.app-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px 20px 60px;
}

/* ---- Header ---- */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 20px;
}

.app-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.app-title h1 {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
  letter-spacing: 0.2px;
}

.app-title .tick-symbol {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
}

.account-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
}

.account-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-faint);
}

.account-badge.connected .dot { background: var(--up); }
.account-badge.demo .pill { color: var(--accent); border-color: var(--accent-dim); background: var(--accent-dim); }
.account-badge.real .pill { color: var(--down); border-color: var(--down-dim); background: var(--down-dim); }

.pill {
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* ---- Layout ---- */
.layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 18px;
  align-items: start;
}

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 18px;
}

.panel h2 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-dim);
  margin: 0 0 12px;
  font-weight: 600;
}

.field {
  margin-bottom: 12px;
}

.field label {
  display: block;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 5px;
}

.field input[type="text"],
.field input[type="password"],
.field input[type="number"],
.field select {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 7px;
  padding: 9px 10px;
  outline: none;
}

.field input:focus, .field select:focus {
  border-color: var(--accent);
}

.field-row {
  display: flex;
  gap: 10px;
}
.field-row .field { flex: 1; min-width: 0; }

.btn {
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  border-radius: 7px;
  padding: 9px 14px;
  font-weight: 500;
  transition: border-color .15s, background .15s, color .15s;
}
.btn:hover { border-color: var(--text-faint); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn.block { width: 100%; }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #06101f;
  font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.08); }

.btn-danger {
  background: transparent;
  border-color: var(--down-dim);
  color: var(--down);
}
.btn-danger:hover { background: var(--down-dim); }

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-dim);
}

.helper-text {
  font-size: 11.5px;
  color: var(--text-faint);
  margin-top: 6px;
}

.helper-text.status {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
}
.helper-text.status.ok { color: var(--up); }
.helper-text.status.err { color: var(--down); }

.warning-box {
  border: 1px solid var(--down-dim);
  background: rgba(255, 92, 114, 0.08);
  color: #ffb3bf;
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 12px;
  margin-bottom: 12px;
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 12px;
}
.checkbox-row input { margin-top: 2px; }

/* ---- Account switch ---- */
.account-switch {
  display: flex;
  gap: 8px;
  margin-bottom: 4px;
}
.account-switch .btn {
  flex: 1;
  text-align: center;
  position: relative;
}
.account-switch .btn.active.demo {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}
.account-switch .btn.active.real {
  background: var(--down-dim);
  border-color: var(--down);
  color: var(--down);
}

.balance-display {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 12px 0 4px;
}
.balance-display .amount {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 600;
}
.balance-display .currency {
  font-size: 12px;
  color: var(--text-dim);
}

/* ---- Momentum monitor ---- */
.momentum-monitor {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 4px 18px;
  flex-wrap: wrap;
}

.momentum-gauge {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  border: 3px solid var(--border);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-faint);
  transition: border-color .2s, color .2s;
  flex-shrink: 0;
}
.momentum-gauge.up { border-color: var(--up); color: var(--up); }
.momentum-gauge.down { border-color: var(--down); color: var(--down); }

.momentum-readout {
  font-family: var(--mono);
  flex: 1;
  min-width: 200px;
}
.momentum-readout .price {
  font-size: 26px;
  font-weight: 600;
}
.momentum-readout .price.up { color: var(--up); }
.momentum-readout .price.down { color: var(--down); }
.momentum-readout .meta {
  color: var(--text-dim);
  font-size: 12px;
  margin-top: 4px;
}

.ticker-strip {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 4px 0 2px;
  font-family: var(--mono);
  font-size: 11px;
}
.ticker-strip span {
  padding: 3px 7px;
  border-radius: 5px;
  background: var(--panel-2);
  border: 1px solid var(--border-soft);
  color: var(--text-dim);
  white-space: nowrap;
}
.ticker-strip span.up { color: var(--up); border-color: var(--up-dim); }
.ticker-strip span.down { color: var(--down); border-color: var(--down-dim); }

/* ---- Mode + Auto controls ---- */
.mode-row {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}
.mode-btn {
  flex: 1;
  padding: 12px 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text-dim);
  text-align: center;
  font-weight: 600;
}
.mode-btn .sub {
  display: block;
  font-weight: 400;
  font-size: 10.5px;
  color: var(--text-faint);
  margin-top: 2px;
}
.mode-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}
.mode-btn.active .sub { color: var(--accent); opacity: 0.8; }

.auto-btn {
  width: 100%;
  padding: 13px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text-dim);
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  font-size: 12.5px;
}
.auto-btn.running {
  background: var(--up-dim);
  border-color: var(--up);
  color: var(--up);
}

/* ---- Trade history ---- */
.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.history-header h2 { margin: 0; }

.history-table-wrap {
  overflow-x: auto;
}

table.history-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 12px;
  min-width: 720px;
}
table.history-table th {
  text-align: left;
  font-weight: 500;
  color: var(--text-faint);
  text-transform: uppercase;
  font-size: 10.5px;
  letter-spacing: 0.4px;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
}
table.history-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text);
  white-space: nowrap;
}
table.history-table tr.pending td { color: var(--text-faint); }
table.history-table td.dir-higher { color: var(--up); }
table.history-table td.dir-lower { color: var(--down); }
table.history-table td.result-win { color: var(--up); }
table.history-table td.result-loss { color: var(--down); }
table.history-table td.result-pending { color: var(--warn); }

.empty-row td {
  text-align: center;
  color: var(--text-faint);
  padding: 24px 10px;
}

.history-summary {
  display: flex;
  gap: 18px;
  margin-bottom: 12px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  flex-wrap: wrap;
}
.history-summary b { color: var(--text); }
.history-summary .win { color: var(--up); }
.history-summary .loss { color: var(--down); }

/* ---- Log ---- */
.log-panel {
  max-height: 160px;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text-faint);
  line-height: 1.6;
}
.log-panel .log-line.err { color: var(--down); }
.log-panel .log-line.ok { color: var(--up); }
.log-panel .log-line .ts { color: var(--text-faint); margin-right: 6px; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}