:root {
  --bg: #0f131c;
  --surface: #131722;
  --card: #171d2b;
  --card-2: #1c2333;
  --border: #232b3b;
  --text: #e6e9f0;
  --muted: #8b93a7;
  --accent: #4c8dff;
  --green: #26a69a;
  --red: #ef5350;
  --amber: #c8791f;
  --purple: #9d7bf5;
  --teal: #0d9488;
  --pink: #d64f96;
  --radius: 10px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
a { color: var(--accent); text-decoration: none; }
button {
  background: var(--accent); color: #fff; border: 0; border-radius: 8px;
  padding: 8px 14px; font: inherit; cursor: pointer;
}
button:hover { filter: brightness(1.1); }
button.ghost {
  background: transparent; color: var(--muted); border: 1px solid var(--border);
}
button.ghost:hover { color: var(--text); border-color: var(--muted); }
input, select {
  background: var(--card-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 7px 10px; font: inherit;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }

/* login */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
}
.login-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  padding: 32px; width: 320px; display: flex; flex-direction: column; gap: 14px;
}
.login-card h1 { margin: 0; font-size: 22px; }
.login-card p { margin: 0 0 6px; }
.login-card label { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--muted); }
.error { color: var(--red); font-size: 13px; }

/* topbar */
.topbar {
  display: flex; align-items: center; gap: 20px;
  padding: 10px 20px; border-bottom: 1px solid var(--border);
  background: var(--surface); position: sticky; top: 0; z-index: 20;
}
.brand { font-weight: 700; }
.topbar nav { display: flex; gap: 4px; }
.topbar nav a {
  color: var(--muted); padding: 6px 12px; border-radius: 8px;
}
.topbar nav a.active { color: var(--text); background: var(--card-2); }
.topbar nav a:hover { color: var(--text); }
.spacer { flex: 1; }

main { padding: 20px; max-width: 1500px; margin: 0 auto; }

/* generic cards / layout */
.cards { display: grid; gap: 14px; }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
}
.card h3 { margin: 0 0 10px; font-size: 15px; }
.row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 1000px) { .grid-2 { grid-template-columns: 1fr; } }

.badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600; border: 1px solid var(--border);
  color: var(--muted); vertical-align: middle;
}
.badge.live { color: #ffb4ae; border-color: #5d2f2c; background: #2a1715; }
.badge.paper { color: #9fc4ff; border-color: #2b4368; background: #16223a; }
.badge.online { color: #8fdcc5; border-color: #1f4d40; background: #12281f; }
.badge.offline { color: var(--muted); }
.badge.failed { color: #ffb4ae; border-color: #5d2f2c; background: #2a1715; }

.pos { color: var(--green); }
.neg { color: var(--red); }
.num { font-variant-numeric: tabular-nums; }

/* tables */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 6px 8px; white-space: nowrap; }
th { color: var(--muted); font-weight: 600; border-bottom: 1px solid var(--border); font-size: 12px; }
tbody tr { border-bottom: 1px solid rgba(35, 43, 59, .55); }
tbody tr:hover { background: var(--card-2); }
tr.clickable { cursor: pointer; }
.table-wrap { overflow-x: auto; }

/* overview */
.mode-section h2 { font-size: 16px; margin: 22px 0 10px; }
.bot-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(430px, 1fr)); gap: 14px; }
.bot-card .bot-head { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }
.bot-card .bot-name { font-weight: 700; font-size: 15px; }
.bot-card .kv { display: flex; gap: 18px; flex-wrap: wrap; margin: 6px 0; }
.bot-card .kv div span { display: block; }
.bot-card .kv .k { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.bot-card .kv .v { font-size: 15px; font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.chip {
  background: var(--card-2); border: 1px solid var(--border); border-radius: 999px;
  padding: 2px 9px; font-size: 12px; color: var(--muted);
}
.chip b { color: var(--text); font-weight: 600; }
.note { font-size: 12px; color: var(--muted); font-style: italic; margin-top: 8px; }
.err-line { color: var(--red); font-size: 12px; margin-top: 6px; word-break: break-word; white-space: normal; }

.weather-strip { display: flex; gap: 14px; align-items: stretch; flex-wrap: wrap; margin-bottom: 6px; }
.weather-score { font-size: 28px; font-weight: 700; }
.weather-comp { font-size: 12px; color: var(--muted); }

#equity-chart { height: 260px; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; font-size: 12.5px; }
.legend .dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 5px; }

/* orders */
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin-bottom: 14px; }
.filters label { display: flex; flex-direction: column; gap: 4px; font-size: 11.5px; color: var(--muted); }
.pager { display: flex; gap: 10px; align-items: center; justify-content: flex-end; margin-top: 12px; }

/* modal */
#modal-root {
  position: fixed; inset: 0; background: rgba(5, 8, 14, .7); z-index: 50;
  display: flex; align-items: flex-start; justify-content: center; overflow-y: auto; padding: 40px 16px;
}
.modal {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  max-width: 860px; width: 100%; padding: 20px 24px; position: relative;
}
.modal h2 { margin: 0 0 4px; font-size: 18px; }
.modal .close {
  position: absolute; top: 14px; right: 14px; background: transparent;
  color: var(--muted); font-size: 20px; padding: 2px 8px;
}
.detail-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; margin: 14px 0; }
.detail-grid .k { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.detail-grid .v { font-size: 14px; font-weight: 600; word-break: break-word; white-space: normal; }
.reason-box {
  background: var(--card-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; margin: 8px 0; font-size: 13px; white-space: pre-wrap; word-break: break-word;
}
pre.json {
  background: var(--card-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; font-size: 12px; overflow-x: auto; margin: 8px 0;
}

/* trading */
.trade-controls { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin-bottom: 12px; }
.trade-controls label { display: flex; flex-direction: column; gap: 4px; font-size: 11.5px; color: var(--muted); }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.seg button {
  background: transparent; color: var(--muted); border-radius: 0; padding: 7px 12px;
}
.seg button.active { background: var(--accent); color: #fff; }
.price-head { display: flex; gap: 16px; align-items: baseline; margin: 4px 0 10px; flex-wrap: wrap; }
.price-head .last { font-size: 24px; font-weight: 700; }
#candle-chart { height: 480px; position: relative; }
.chart-note { font-size: 12px; color: var(--muted); margin-top: 6px; }
.marker-legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 12px; color: var(--muted); margin: 8px 0; }
.marker-legend .sym { font-weight: 700; }
.events-panel { max-height: 380px; overflow-y: auto; }
.event-item {
  padding: 7px 10px; border-bottom: 1px solid rgba(35, 43, 59, .55); font-size: 12.5px;
  display: flex; gap: 10px; align-items: baseline;
}
.event-item.hl { background: var(--card-2); }
.event-item .t { color: var(--muted); font-variant-numeric: tabular-nums; flex-shrink: 0; }
.event-item .what { word-break: break-word; white-space: normal; }
.loading { color: var(--muted); padding: 30px; text-align: center; }