:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --text: #17202a;
  --muted: #667085;
  --line: #d9e0e7;
  --brand: #1457d9;
  --brand-dark: #0f3f9e;
  --good: #12805c;
  --warn: #b54708;
  --bad: #c0342b;
  --ink: #0b1220;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 14px;
}

a { color: inherit; text-decoration: none; }
h1, h2, p { margin: 0; }
h1 { font-size: 24px; font-weight: 720; letter-spacing: 0; }
h2 { font-size: 15px; font-weight: 700; }
button, input, select { font: inherit; }

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #edf2f8 0%, #f8fafc 48%, #e9f0ee 100%);
}
.login-shell { width: min(420px, calc(100vw - 32px)); }
.login-panel, .panel, .modal {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}
.login-panel { padding: 28px; display: grid; gap: 22px; }
.eyebrow {
  color: var(--brand);
  text-transform: uppercase;
  font-size: 11px;
  font-weight: 760;
  letter-spacing: .08em;
  margin-bottom: 4px;
}
.muted { color: var(--muted); }
.form-stack { display: grid; gap: 14px; }
label { display: grid; gap: 7px; color: #344054; font-weight: 650; font-size: 13px; }
input, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  min-height: 38px;
  padding: 8px 10px;
  outline: none;
}
input:focus, select:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(20, 87, 217, .12); }

button, .ghost, .primary, .secondary, .danger-btn {
  min-height: 38px;
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}
.primary { background: var(--brand); color: white; }
.primary:hover { background: var(--brand-dark); }
button:disabled {
  opacity: .55;
  cursor: not-allowed;
}
button:disabled:hover { background: var(--brand); }
.secondary, .ghost { background: white; color: var(--ink); border-color: var(--line); }
.danger-btn { background: #fff5f5; color: var(--bad); border-color: #f4b9b5; }
.icon { width: 32px; min-height: 32px; padding: 0; background: white; border: 1px solid var(--line); font-size: 20px; }

.topbar {
  min-height: 72px;
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 3;
}
.top-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.dashboard { padding: 22px 28px 36px; display: grid; gap: 18px; }
.market-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  gap: 12px;
}
.market-strip article {
  background: var(--ink);
  color: white;
  border-radius: 8px;
  padding: 16px;
  min-height: 78px;
  display: grid;
  align-content: center;
  gap: 6px;
}
.market-strip span { color: #b8c1d1; font-size: 12px; font-weight: 700; }
.market-strip strong { font-size: 22px; font-weight: 760; }
.grid {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 18px;
  align-items: start;
}
.data-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.panel { padding: 18px; min-width: 0; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.settings-grid { display: grid; grid-template-columns: repeat(4, minmax(120px, 1fr)); gap: 12px; align-items: end; }
.strategy-form { grid-template-columns: repeat(3, minmax(150px, 1fr)); }
.strategy-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.button-row { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.form-note { margin-top: 10px; font-weight: 650; color: var(--muted); }
.form-note.error { color: var(--bad); }
.toggle { align-content: end; }
.toggle input { width: 20px; min-height: 20px; }
.details { display: grid; grid-template-columns: 110px 1fr; gap: 9px 14px; margin: 0 0 16px; }
.details dt { color: var(--muted); font-weight: 700; }
.details dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.inline-token { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.wide { grid-column: auto; }

.status-pill, .badge {
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 12px;
  font-weight: 760;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  background: #eef2f6;
  color: #344054;
}
.status-pill span {
  width: 9px;
  height: 9px;
  border-radius: 99px;
  background: var(--muted);
}
.status-pill.ready span, .badge.success { background: #e7f6ef; color: var(--good); }
.status-pill.ready span { background: var(--good); }
.status-pill.expired span, .status-pill.missing span, .badge.danger { background: #ffe8e6; color: var(--bad); }
.status-pill.expired span, .status-pill.missing span { background: var(--bad); }
.status-pill.warning span { background: var(--warn); }

.table-wrap { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 8px; border-bottom: 1px solid #edf1f5; text-align: left; white-space: nowrap; }
th { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.empty { color: var(--muted); text-align: center; padding: 24px; }
.logs { display: grid; gap: 8px; max-height: 360px; overflow: auto; }
.log-line {
  display: grid;
  grid-template-columns: 150px 70px 1fr;
  gap: 10px;
  align-items: start;
  border-bottom: 1px solid #edf1f5;
  padding: 9px 0;
}
.log-line span { color: var(--muted); font-size: 12px; }
.log-line strong { text-transform: uppercase; font-size: 11px; color: var(--brand); }
.log-line.error strong { color: var(--bad); }
.log-line.trade strong, .log-line.exit strong { color: var(--good); }

.alert {
  border-radius: 6px;
  padding: 11px 13px;
  border: 1px solid var(--line);
  background: #fff;
}
.alert.success { border-color: #b7e4ce; color: var(--good); background: #effaf4; }
.alert.error { border-color: #f4b9b5; color: var(--bad); background: #fff5f5; }
.modal {
  width: min(460px, calc(100vw - 28px));
  padding: 18px;
}
.modal::backdrop { background: rgba(15, 23, 42, .44); }

@media (max-width: 900px) {
  .topbar { align-items: flex-start; flex-direction: column; padding: 16px; }
  .dashboard { padding: 16px; }
  .market-strip, .grid { grid-template-columns: 1fr; }
  .settings-grid, .strategy-form { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  h1 { font-size: 20px; }
  .settings-grid, .strategy-form, .strategy-actions, .inline-token { grid-template-columns: 1fr; }
  .market-strip article { min-height: 68px; }
  .log-line { grid-template-columns: 1fr; gap: 3px; }
}