:root {
  --bg: #0d0f14;
  --bg2: #151820;
  --bg3: #1c2030;
  --bg4: #242840;
  --border: #2a2f45;
  --text: #e2e8f0;
  --text2: #8892a4;
  --text3: #5a6478;
  --accent: #3b82f6;
  --accent2: #1d4ed8;
  --green: #10b981;
  --red: #ef4444;
  --yellow: #f59e0b;
  --purple: #8b5cf6;
  --orange: #f97316;
  --radius: 10px;
  --sidebar-w: 220px;
}

* { 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;
  font-size: 14px;
  line-height: 1.5;
}

.app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 16px;
  font-weight: 700;
  color: var(--accent);
}

.logo-icon { font-size: 22px; }

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  color: var(--text2);
  text-decoration: none;
  transition: all 0.15s;
  border-left: 3px solid transparent;
  position: relative;
}

.nav-item:hover { background: var(--bg3); color: var(--text); }
.nav-item.active {
  background: var(--bg4);
  color: var(--accent);
  border-left-color: var(--accent);
}

.nav-icon { font-size: 15px; width: 20px; text-align: center; }

.nav-badge {
  margin-left: auto;
  background: var(--accent);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

.nav-badge:empty, .nav-badge[data-count="0"] { display: none; }

.sidebar-bot-control {
  padding: 16px;
  border-top: 1px solid var(--border);
}

.bot-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 13px;
  color: var(--text2);
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.online { background: var(--green); box-shadow: 0 0 6px var(--green); animation: pulse 2s infinite; }
.status-dot.offline { background: var(--text3); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.btn-start {
  width: 100%;
  padding: 9px 12px;
  border-radius: var(--radius);
  border: none;
  background: var(--green);
  color: white;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-start:hover { filter: brightness(1.1); }
.btn-start.running { background: var(--red); }

/* ── Main ───────────────────────────────────────────── */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg);
}

/* ── Top bar ────────────────────────────────────────── */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.top-bar-left { display: flex; align-items: baseline; gap: 16px; }

.page-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.last-update { font-size: 12px; color: var(--text3); }

.top-bar-right { display: flex; align-items: center; gap: 12px; }

.balance-chip {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.balance-label { color: var(--text3); }
.balance-value { color: var(--green); font-weight: 700; }

.btn-refresh {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text2);
  width: 34px; height: 34px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  transition: all 0.15s;
  display: flex; align-items: center; justify-content: center;
}

.btn-refresh:hover { background: var(--bg4); color: var(--text); }
.btn-refresh.spinning { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Tab content ────────────────────────────────────── */
.tab-content {
  display: none;
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
}

.tab-content.active { display: block; }

/* ── Stats grid ─────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.stat-icon { font-size: 26px; }
.stat-value { font-size: 22px; font-weight: 700; color: var(--text); }
.stat-label { font-size: 12px; color: var(--text2); margin-top: 2px; }

/* ── Dashboard grid ─────────────────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

/* ── Cards ──────────────────────────────────────────── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.card-header {
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text2);
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.card-body { padding: 14px; }

/* ── Filter bar ─────────────────────────────────────── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.filter-btn {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 6px 12px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 12px;
  transition: all 0.15s;
  white-space: nowrap;
}

.filter-btn:hover { background: var(--bg3); color: var(--text); }
.filter-btn.active { background: var(--accent); border-color: var(--accent); color: white; }

/* ── Table ──────────────────────────────────────────── */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  background: var(--bg3);
  color: var(--text3);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.05em;
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  white-space: nowrap;
}

.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: var(--bg3); cursor: pointer; }

/* ── Status badges ──────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}

.badge-pending    { background: rgba(245,158,11,0.15); color: var(--yellow); }
.badge-entered    { background: rgba(59,130,246,0.15); color: var(--accent); }
.badge-tp         { background: rgba(16,185,129,0.15); color: var(--green); }
.badge-sl         { background: rgba(239,68,68,0.15);  color: var(--red); }
.badge-timeout    { background: rgba(139,92,246,0.15); color: var(--purple); }
.badge-cancelled  { background: rgba(90,100,120,0.15); color: var(--text3); }
.badge-open       { background: rgba(59,130,246,0.15); color: var(--accent); }
.badge-error      { background: rgba(239,68,68,0.2);   color: var(--red); }

.dir-long  { color: var(--green); font-weight: 700; }
.dir-short { color: var(--red);   font-weight: 700; }

.positive { color: var(--green); }
.negative { color: var(--red); }

/* ── Balance page ───────────────────────────────────── */
.balance-overview {
  margin-bottom: 20px;
}

.balance-big-card {
  background: linear-gradient(135deg, var(--bg2) 0%, var(--bg4) 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 32px;
  text-align: center;
}

.balance-big-label {
  font-size: 13px;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.balance-big-value {
  font-size: 42px;
  font-weight: 800;
  color: var(--green);
  margin-bottom: 12px;
}

.balance-details {
  display: flex;
  justify-content: center;
  gap: 32px;
  color: var(--text2);
  font-size: 13px;
}

.balance-details strong { color: var(--text); }

.change-positive { color: var(--green); }
.change-negative { color: var(--red); }
.change-deposit  { color: var(--accent); font-weight: 700; }
.change-withdrawal { color: var(--orange); font-weight: 700; }

/* ── Settings ───────────────────────────────────────── */
.settings-form { max-width: 700px; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 9px 12px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus { border-color: var(--accent); }

.hint { font-size: 11px; color: var(--text3); }

.btn-save {
  padding: 10px 24px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-save:hover { background: var(--accent2); }

.save-msg {
  margin-top: 10px;
  font-size: 13px;
  height: 20px;
}

.save-msg.success { color: var(--green); }
.save-msg.error { color: var(--red); }

/* ── Logs ───────────────────────────────────────────── */
.log-info  { color: var(--text); }
.log-warn  { color: var(--yellow); }
.log-error { color: var(--red); }

.log-data {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: 'Courier New', monospace;
  font-size: 11px;
  color: var(--text3);
}

/* ── Empty state ────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 32px;
  color: var(--text3);
  font-size: 13px;
}

/* ── Signal mini cards ──────────────────────────────── */
.signal-mini {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
  margin-bottom: 6px;
  background: var(--bg3);
  cursor: pointer;
  transition: all 0.15s;
}

.signal-mini:hover { background: var(--bg4); }

.signal-mini-symbol { font-weight: 700; font-size: 13px; }
.signal-mini-meta { font-size: 11px; color: var(--text2); }

.timer-chip {
  margin-left: auto;
  font-size: 11px;
  background: rgba(245,158,11,0.15);
  color: var(--yellow);
  padding: 2px 8px;
  border-radius: 10px;
}

.timer-chip.urgent {
  background: rgba(239,68,68,0.2);
  color: var(--red);
  animation: pulse 1s infinite;
}

/* ── Modal ──────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 14px;
  width: 600px;
  max-width: 95vw;
  max-height: 85vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  font-size: 15px;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text2);
  font-size: 18px;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: color 0.15s;
}

.modal-close:hover { color: var(--text); }

.modal-body { padding: 20px; }

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.detail-item { }
.detail-label { font-size: 11px; color: var(--text3); text-transform: uppercase; margin-bottom: 3px; }
.detail-value { font-size: 14px; color: var(--text); font-weight: 500; }

.raw-text {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-family: monospace;
  font-size: 12px;
  color: var(--text2);
  white-space: pre-wrap;
  max-height: 200px;
  overflow-y: auto;
  margin-top: 12px;
}

/* ── Scrollbar ──────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border); }

/* ─── Action buttons ────────────────────────────────────────────────────────── */
.btn-action {
  padding: 4px 10px;
  border-radius: 6px;
  border: none;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn-close-pos {
  background: rgba(239,68,68,0.15);
  color: var(--red);
  border: 1px solid rgba(239,68,68,0.3);
}
.btn-close-pos:hover { background: rgba(239,68,68,0.3); }
.btn-cancel-pos {
  background: rgba(90,100,120,0.15);
  color: var(--text2);
  border: 1px solid var(--border);
}
.btn-cancel-pos:hover { background: rgba(90,100,120,0.3); }

.btn-sync-bybit {
  margin-left: auto;
  padding: 6px 14px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn-sync-bybit:hover { background: var(--accent2); }
.btn-sync-bybit:disabled { opacity: 0.6; cursor: not-allowed; }