:root {
  --bg: #0d1117;
  --bg-2: #161b22;
  --bg-3: #1c2330;
  --border: #2b3444;
  --text: #e6edf3;
  --text-dim: #8b98a9;
  --accent: #2f81f7;
  --accent-2: #1f6feb;
  --green: #3fb950;
  --red: #f85149;
  --amber: #d29922;
  --radius: 10px;
  font-size: 15px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
}
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; }

.hidden { display: none !important; }

/* ---------- auth ---------- */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
}
.brand h1 { font-size: 1.5rem; letter-spacing: 0.3px; }
.brand .cloud-tag {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.5rem;
}
.auth-card p.sub { color: var(--text-dim); margin-bottom: 22px; font-size: 0.9rem; }

/* ---------- forms ---------- */
.field { margin-bottom: 14px; }
.field label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.field input, .field select, .field textarea {
  width: 100%;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 11px;
  outline: none;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); }
.field textarea { font-family: ui-monospace, monospace; font-size: 0.8rem; min-height: 90px; }
.field .hint { font-size: 0.75rem; color: var(--text-dim); margin-top: 4px; }

.btn {
  border: 1px solid var(--border);
  background: var(--bg-3);
  color: var(--text);
  border-radius: 6px;
  padding: 8px 14px;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent-2); border-color: var(--accent-2); color: #fff; }
.btn.primary:hover { background: var(--accent); }
.btn.danger { color: var(--red); }
.btn.danger:hover { border-color: var(--red); }
.btn.small { padding: 4px 10px; font-size: 0.82rem; }
.btn.block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.error-box, .info-box {
  border-radius: 6px;
  padding: 9px 12px;
  font-size: 0.85rem;
  margin-bottom: 14px;
}
.error-box { background: rgba(248, 81, 73, 0.12); border: 1px solid rgba(248, 81, 73, 0.45); color: #ffb1ab; }
.info-box { background: rgba(47, 129, 247, 0.1); border: 1px solid rgba(47, 129, 247, 0.4); color: #a8c7f2; }

/* ---------- app shell ---------- */
header.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}
.topbar .brand h1 { font-size: 1.1rem; }
.topbar .cloud-tag { font-size: 1.1rem; }
.topbar .user-box { display: flex; align-items: center; gap: 12px; color: var(--text-dim); font-size: 0.85rem; }
.plan-badge {
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--accent);
  border-radius: 20px;
  padding: 3px 12px;
  font-size: 0.75rem;
}

main { max-width: 1180px; margin: 0 auto; padding: 24px 22px 80px; }

section.panel {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 22px;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.panel-head h2 { font-size: 1.02rem; }
.panel-head .muted { color: var(--text-dim); font-size: 0.82rem; }

/* ---------- accounts ---------- */
.account-list { display: flex; flex-wrap: wrap; gap: 10px; }
.account-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.88rem;
}
.account-chip .virtual { color: var(--amber); font-size: 0.72rem; border: 1px solid var(--amber); border-radius: 4px; padding: 1px 6px; }
.account-chip .real { color: var(--green); font-size: 0.72rem; border: 1px solid var(--green); border-radius: 4px; padding: 1px 6px; }

/* ---------- bots ---------- */
.bot-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 14px; }
.bot-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.bot-card .row1 { display: flex; justify-content: space-between; align-items: center; }
.bot-card h3 { font-size: 1rem; }
.kind-tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  border-radius: 4px;
  padding: 2px 7px;
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.kind-tag.brs { color: var(--amber); border-color: var(--amber); }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--text-dim); display: inline-block; margin-right: 6px; }
.status-dot.running { background: var(--green); box-shadow: 0 0 6px var(--green); }
.bot-meta { color: var(--text-dim); font-size: 0.82rem; display: flex; flex-wrap: wrap; gap: 5px 14px; }
.bot-profit { font-size: 1.25rem; font-weight: 600; }
.bot-profit.pos { color: var(--green); }
.bot-profit.neg { color: var(--red); }
.bot-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- activity ---------- */
.activity {
  font-family: ui-monospace, monospace;
  font-size: 0.78rem;
  max-height: 320px;
  overflow-y: auto;
  display: flex;
  flex-direction: column-reverse;
  gap: 3px;
}
.activity .line { color: var(--text-dim); }
.activity .line .t { color: #566172; margin-right: 8px; }
.activity .line.win { color: var(--green); }
.activity .line.loss { color: var(--red); }
.activity .line.warn { color: var(--amber); }

/* ---------- modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 12, 0.72);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  overflow-y: auto;
  z-index: 20;
}
.modal {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 640px;
  padding: 24px;
}
.modal h2 { font-size: 1.05rem; margin-bottom: 18px; }
.modal .grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.modal .modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 16px; }
fieldset.group {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  margin: 4px 0 16px;
}
fieldset.group legend { color: var(--text-dim); font-size: 0.78rem; padding: 0 6px; text-transform: uppercase; letter-spacing: 0.5px; }

/* ---------- tables ---------- */
.trades-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; }
.trades-table th, .trades-table td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); }
.trades-table th { color: var(--text-dim); font-weight: 500; font-size: 0.72rem; text-transform: uppercase; }
.profit-pos { color: var(--green); }
.profit-neg { color: var(--red); }

@media (max-width: 640px) {
  .modal .grid2 { grid-template-columns: 1fr; }
  main { padding: 16px 12px 60px; }
}