:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #22263a;
  --border: #2e3350;
  --text: #e8eaf0;
  --text-muted: #8b91b0;
  --accent: #4f8ef7;
  --green: #2ecc71;
  --red: #e74c3c;
  --gold: #f39c12;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  min-height: 100vh;
}

/* Header */
header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 1600px;
  margin: 0 auto;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { font-size: 18px; font-weight: 700; color: var(--accent); }
.header-right { display: flex; align-items: center; gap: 12px; color: var(--text-muted); font-size: 12px; }

#refresh-btn {
  background: var(--accent);
  color: white;
  border: none;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  transition: opacity 0.2s;
}
#refresh-btn:hover { opacity: 0.85; }
#refresh-btn.loading { opacity: 0.6; cursor: wait; }

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  padding: 24px;
  max-width: 1600px;
  margin: 0 auto;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.card-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); margin-bottom: 8px; }
.card-value { font-size: 26px; font-weight: 700; color: var(--text); }
.card-sub { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.card.positive .card-value { color: var(--green); }
.card.negative .card-value { color: var(--red); }

/* Charts */
.charts-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 16px;
  padding: 0 24px 24px;
  max-width: 1600px;
  margin: 0 auto;
}
.chart-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.chart-box h3 { font-size: 14px; font-weight: 600; color: var(--text-muted); margin-bottom: 16px; }
.chart-wrap { position: relative; height: 240px; }

/* Tabs */
.tabs-section {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 24px 40px;
}
.tabs { display: flex; gap: 4px; margin-bottom: 16px; border-bottom: 1px solid var(--border); }
.tab {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 10px 18px;
  cursor: pointer;
  font-size: 14px;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Toolbar */
.table-toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.table-toolbar input, .table-toolbar select {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 7px 12px;
  border-radius: 6px;
  font-size: 13px;
  outline: none;
}
.table-toolbar input { width: 220px; }
.table-toolbar input:focus, .table-toolbar select:focus { border-color: var(--accent); }
.toggle-label { display: flex; align-items: center; gap: 6px; color: var(--text-muted); font-size: 13px; cursor: pointer; }

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

table {
  width: 100%;
  border-collapse: collapse;
  white-space: nowrap;
}
thead th {
  background: var(--surface2);
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
}
tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--surface2); }
td { padding: 10px 14px; color: var(--text); }

tfoot tr { background: var(--surface2); border-top: 2px solid var(--border); }
tfoot td { font-weight: 700; padding: 10px 14px; }

.positive { color: var(--green) !important; }
.negative { color: var(--red) !important; }
.neutral { color: var(--text-muted) !important; }
.gold { color: var(--gold) !important; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.badge-buy { background: rgba(46,204,113,0.15); color: var(--green); }
.badge-sell { background: rgba(231,76,60,0.15); color: var(--red); }
.badge-hold { background: rgba(139,145,176,0.15); color: var(--text-muted); }
.badge-overbought { background: rgba(231,76,60,0.15); color: var(--red); }
.badge-oversold { background: rgba(46,204,113,0.15); color: var(--green); }
.badge-neutral { background: rgba(139,145,176,0.15); color: var(--text-muted); }

.cat-stocks { color: var(--accent); }
.cat-bonds { color: #a78bfa; }
.cat-metals { color: var(--gold); }

.loading-row td { color: var(--text-muted); font-style: italic; text-align: center; padding: 30px; }

.signals-info {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 16px;
}

@media (max-width: 900px) {
  .charts-row { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .cards { grid-template-columns: 1fr; }
  .header-inner { flex-direction: column; height: auto; padding: 12px 0; gap: 8px; }
}